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Motorized gramophone motion picture

Motorized gramophone motion picture

Mounted on card. Originally housed in Joseph Sanders Collection Box 5. Emile Berliner 1851 – 1929 was a German-born American inventor and businessman. He is best known for his development of the flat disc reco... More

The Bell Magneto telephone in 1877

The Bell Magneto telephone in 1877

Title taken from attached caption: "The Bell Magneto telephone in 1877." Emile Berliner 1851 – 1929 was a German-born American inventor and businessman. He is best known for his development of the flat disc re... More

First Bell Telephone motion picture

First Bell Telephone motion picture

Attached caption: "10. First Bell Telephone, June 1875." Emile Berliner 1851 – 1929 was a German-born American inventor and businessman. He is best known for his development of the flat disc record and the Gra... More

View of Berliner factory, large geared machinery and conveyor belt

View of Berliner factory, large geared machinery and conveyor belt

Originally grouped in Brown Berliner photo box, item 6. List description: "Neg. no. 23456-4: factory shop?" Emile Berliner 1851 – 1929 was a German-born American inventor and businessman. He is best known for ... More

Microphonic contacts by transmitted light

Microphonic contacts by transmitted light

Originally housed in envelop labeled: "Roy M. Allen 1926." Verso: "Roy M. Allen, Bloomfield, N.J., Photomicrograph, subject: Microphonic Contacts by transmitted light. No. C-80, magnification 540x." Emile Berl... More

Microphonic contacts motion picture

Microphonic contacts motion picture

Emile Berliner 1851 – 1929 was a German-born American inventor and businessman. He is best known for his development of the flat disc record and the Gramophone. Berliner worked in the telegraph industry experim... More

Microphone of March 4, 1877 - An old photo of a spinning clock on a table

Microphone of March 4, 1877 - An old photo of a spinning clock on a ta...

Attached caption: "Microphone of March 4, 1877, used in lawsuits in 1879. Still transmitting today the ticking of a watch and every other sound." Emile Berliner 1851 – 1929 was a German-born American inventor ... More

Microphonic contacts by opaque illumination

Microphonic contacts by opaque illumination

Originally housed in envelop labeled: "Roy M. Allen 1926." Verso: "Roy M. Allen, Bloomfield, N.J., Photomicrograph, subject: Microphonic Contacts by opaque illumination. No. C-81, magnification 1125x." Emile B... More

Early Berliner recording machine built into large wooden stand

Early Berliner recording machine built into large wooden stand

Emile Berliner 1851 – 1929 was a German-born American inventor and businessman. He is best known for his development of the flat disc record and the Gramophone. Berliner worked in the telegraph industry experim... More

View of Berliner factory, batteries and electrical wall panel

View of Berliner factory, batteries and electrical wall panel

Originally grouped in Brown Berliner photo box, item 7. List description: "Neg. no. 23456-3: factory shop electrical box?" Emile Berliner 1851 – 1929 was a German-born American inventor and businessman. He is ... More

View of Berliner Gramophone factory, workbench, electrical equipment and electrical wall panel, alternate view

View of Berliner Gramophone factory, workbench, electrical equipment a...

Originally grouped in Brown Berliner photo box, item 11. List description: "Neg. no. 23456-5: machine shop with electrical post and light." Emile Berliner 1851 – 1929 was a German-born American inventor and bu... More

Berliner acid baths motion picture

Berliner acid baths motion picture

Picryl description: Public domain photograph of a machine, industrial equipment, engine, generator, free to use, no copyright restrictions. Emile Berliner 1851 – 1929 was a German-born American inventor and bu... More

Emile Berliner, 1851-1929, the inventor of the gramophone

Emile Berliner, 1851-1929, the inventor of the gramophone

Vol. 8. No. 11. Biography of the life of Emile Berliner with emphasis on the development of the gramophone.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Improvement in electrical-contact telephones : specifications forming part of Letter Patent no. 222,652 dated December, 1879, application filed August 11, 1879

Improvement in electrical-contact telephones : specifications forming ...

Patent filed on August 11, 1879. Witnesses listed as Alex L. Hayes and A. H. Vinal. Patent heading says: "Emile Berliner of Boston, Massachusetts." Patent detailing Berliner's improvements to the design of the ... More

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

The story of the phonograph, Emile Berliner radio broadcasting collection

The story of the phonograph, Emile Berliner radio broadcasting collect...

The history of Thomas Edison's development of the phonograph with a section on the development of the Emile Berliner Gramophone.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Worker in Berliner Factory - Early photography, Public domain image

Worker in Berliner Factory - Early photography, Public domain image

Public domain photograph of laboratory, scientist, free to use, no copyright restrictions image - Picryl description Emile Berliner 1851 – 1929 was a German-born American inventor and businessman. He is best k... More

Improvement in electrical-contact telephones : specifications forming part of Letter Patent no. 222,652 dated December, 1879, application filed August 11, 1879

Improvement in electrical-contact telephones : specifications forming ...

Patent filed on August 11, 1879. Witnesses listed as Alex L. Hayes and A. H. Vinal. Patent heading says: "Emile Berliner of Boston, Massachusetts." Patent detailing Berliner's improvements to the design of the ... More

Telephone-Transmitter: specification forming part of Letters Patent no.344,514, dated 1886 June 29

Telephone-Transmitter: specification forming part of Letters Patent no...

Copy 1. Application filed January 7, 1886. Includes diagram as well as specifications. Witnesses listed as A. Pollok and Philip Mauro. Patent detailing Berliner's improvements to Telephone-transmitters.

The story of the phonograph, Emile Berliner radio broadcasting collection

The story of the phonograph, Emile Berliner radio broadcasting collect...

The history of Thomas Edison's development of the phonograph with a section on the development of the Emile Berliner Gramophone.

The story of the phonograph, Emile Berliner radio broadcasting collection

The story of the phonograph, Emile Berliner radio broadcasting collect...

The history of Thomas Edison's development of the phonograph with a section on the development of the Emile Berliner Gramophone.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Window display of the T. Eaton Co. Ltd. Toronto

Window display of the T. Eaton Co. Ltd. Toronto

Attached note: "Window display of the T. Eaton Co. Ltd. Toronto, (in connection with record pressing exhibit) Explanatory cards are placed on each item. At the left is shown a matrix. Below is a square of the r... More

Microphonic air gap motion picture

Microphonic air gap motion picture

Verso: "Showing bead of moisture ans metaliic dust drawn together by the capillary action of contact space. Width of gap about 1/4000". It was transmitting sound very strong, during and after taking of picture.... More

Microphonic Contacts by opaque illumination

Microphonic Contacts by opaque illumination

Verso: "Roy M. Allen, Bloomfield, N.J., Photomicrograph, subject: Microphonic Contacts by opaque illumination. No. 1066, magnification 300x." Originally housed in envelop labeled: "Roy M. Allen 1926." Emile Be... More

Who invented the microphone? How the prototype of the modern broadcast microphone was evolved after six weeks experiment--from crude equipment

Who invented the microphone? How the prototype of the modern broadcast...

Public domain scan of newspaper clippings, periodicals, free to use, no copyright restrictions - Picryl description.

Emile Berliner, 1851-1929, the inventor of the gramophone

Emile Berliner, 1851-1929, the inventor of the gramophone

Vol. 8. No. 11. Biography of the life of Emile Berliner with emphasis on the development of the gramophone.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Note on experiment, 1891 March? 18

Note on experiment, 1891 March? 18

Drawing of galvanometer with caption: "Will the heat passing through the cloth cause a current of E through galvanometer?"

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in Argentina, Uruguay, and Brazil,

Electrical goods in Argentina, Uruguay, and Brazil,

At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. Philip B. Kennedy, director. Special agents series - no. 184. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

Electrical goods in China, Japan, and Vladivostok,

Electrical goods in China, Japan, and Vladivostok,

Most plates printed on both sides. At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce. B.S. Cutler, acting chief. Special agents series--no. 172. Also available in digital form.

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