Chicago, Illinois. Engine pulling train out of a classification yard t...
Picryl description: Public domain image of a locomotive, train cars, railroad tracks, railway, 19th-20th century, free to use, no copyright restrictions.
Chicago, Illinois. General view of the north classification yard at an...
Picryl description: Public domain image of a coal mine, industrial facility, mining industry, early 20th-century industrial architecture, free to use, no copyright restrictions.
Chicago, Illinois. General view of south classification yard at an Ill...
Picryl description: Public domain image of a coal mine, industrial facility, mining industry, early 20th-century industrial architecture, free to use, no copyright restrictions.
War production drive committee of technical experts. The war productio...
Title continues, left to right: John L. Savage, Chief Designing Engineer, U.S. Bureau of Reclamation, Denver, Colorado; Dr. Robert F. Blanks, Chief of Testing Laboratories, Bureau of Reclamation, Denver, Colora... More
Chicago, Illinois. Retarder operator in his tower at the hump in the C...
Public domain photograph - working class people, the 1930s United States, work, labor, worker, free to use, no copyright restrictions image - Picryl description
Chicago, Illinois. Switching cars in one of the Chicago and Northweste...
Public domain photograph of 1930s-1940s train station, train car, no copyright restrictions image - Picryl description
Tree of library classifications
Photographic reproduction of drawing shows the Library of Congress classification system prepared by Thomas Jefferson. On recto: "The Library is divided into 44 chapters. The system of classification was origi... More
Chicago, Illinois. Cars on classification tracks at an Illinois Centra...
Public domain image of a historic building, free to use, no copyright restrictions - Picryl description
Chicago, Illinois. General view of the hump Chicago and Northwestern R...
Public domain image of a historic building, free to use, no copyright restrictions - Picryl description
Chicago, Illinois. The hump and classification yards at a Chicago and ...
Public domain photograph of United States countryside, nature, during 1930s, free to use, no copyright restrictions image - Picryl description
Chicago, Illinois. South classification yard seen from retarder operat...
Picryl description: Public domain photograph of an office worker, 1930s, free to use, no copyright restrictions.
A caboose rolling down the hump to join its train in a classification ...
Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.
Sandusky, Ohio. Trains being made up in the classification yard to go ...
Picryl description: Public domain image of railway tracks, train station, railroad building, free to use, no copyright restrictions.
Sandusky, Ohio. A carload of coal going over the hump at the classific...
Public domain photograph of 1930s-1940s train station, train car, no copyright restrictions image - Picryl description
Chicago, Illinois. Yard crew repairing tracks at the hump and classifi...
Public domain photograph of United States countryside, nature, during 1930s, free to use, no copyright restrictions image - Picryl description
Chicago, Illinois. In one of the Chicago and Northwestern Railroad cla...
Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.
Chicago, Illinois. General view of one of the Chicago and Northwestern...
Public domain photograph of 1930s America, free to use, no copyright restrictions image - Picryl description
Chicago, Illinois. One of the Chicago and Northwestern Railroad classi...
Picryl description: Public domain image of a coal mine, industrial facility, mining industry, early 20th-century industrial architecture, free to use, no copyright restrictions.
Chicago, Illinois. One of the Chicago and Northwestern Railroad classi...
Public domain photograph of 1930s America, free to use, no copyright restrictions image - Picryl description
Chicago, Illinois. General view of one of the Chicago and Northwestern...
Picryl description: Public domain image of a coal mine, industrial facility, mining industry, early 20th-century industrial architecture, free to use, no copyright restrictions.
Chicago, Illinois. General view of one of the Chicago and Northwestern...
Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.
Tree of library classifications
Photographic reproduction of drawing shows the Library of Congress classification system prepared by Thomas Jefferson. On recto: "The Library is divided into 44 chapters. The system of classification was origi... More
General view of a classification yard at C & NW RR's Proviso yard, Chi...
Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.
General view of part of classification yard at C & NW RR's Proviso yar...
Picryl description: Public domain image of railroad tracks, train car, railway, free to use, no copyright restrictions.
Chicago, Illinois. Retarder tower in the north classification yard at ...
Public domain image of a historic building, free to use, no copyright restrictions - Picryl description
Chicago, Illinois. Throwing a switch during switching operations at on...
Public domain photograph of indoor, interior activity, America in the 1930s, free to use, no copyright restrictions image - Picryl description
Chicago, Illinois. General view of the north classification yard at an...
Picryl description: Public domain image of railway tracks, train station, railroad building, free to use, no copyright restrictions.
Chicago, Illinois. Train pulling out of one of the classification yard...
Public domain photograph of a steam locomotive, train car, railroad, railway, 19th-20th century, free to use, no copyright restrictions image - Picryl description
Chicago, Illinois. Switchmen during a lull in the switching at one of ...
Public domain photograph of the United States military and military-industrial complex before World War Two, 1930s, free to use, no copyright restrictions image - Picryl description
View of a classification yard at C & NW RR's Proviso yard, Chicago, Il...
Public domain image of a historic building, free to use, no copyright restrictions - Picryl description
C & NW RR, a general view of a classification yard at Proviso Yard, Ch...
Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.
Hammond, Illinois. Switchman riding a car in an Illinois Central Railr...
Picryl description: Public domain image of a worker, labor, factory, plant, manufacture, industrial facility, 1930s, mid-20th-century industrial photo, free to use, no copyright restrictions.
Chicago, Illinois. General view of one of the Chicago and Northwestern...
Public domain photograph of 1930s-1940s industrial development, no copyright restrictions image - Picryl description
General view of one of the classification yards of the Chicago and Nor...
Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.
General view of a classification yard at C & NW RR's Proviso (?) yard,...
Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.
Chicago, Illinois. Looking toward the Chicago and Northwestern Railroa...
Public domain photograph of 1930s America, free to use, no copyright restrictions image - Picryl description
Chicago, Illinois. Making up the trains in one of the Chicago and Nort...
Public domain photograph of a steam locomotive, train car, railroad, railway, 19th-20th century, free to use, no copyright restrictions image - Picryl description
Fort Knox, Kentucky. Every record of the classification section of the...
Picryl description: Public domain image of military personnel, army, group photograph, armed people in uniform, war inspection, free to use, no copyright restrictions.
Chicago, Illinois. Looking toward the north classification yard at an ...
Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.
Archive group meets Mexican delegation representatives. Officials of t...
A group of men standing next to each other. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Chicago, Illinois. Freight cars in one of the Chicago and Northwestern...
Public domain photograph of 1930s-1940s train station, train car, no copyright restrictions image - Picryl description
Chicago, Illinois. Freight cars in one of the Chicago and Northwestern...
Public domain photograph of 1930s-1940s train station, train car, no copyright restrictions image - Picryl description
Chicago, Illinois. Switchmen going to work in one of the Chicago and N...
Picryl description: Public domain image of a locomotive, train cars, railroad tracks, railway, 19th-20th century, free to use, no copyright restrictions.
Chicago, Illinois. General view of one of the Chicago and Northwestern...
Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.
Chicago, Illinois. Cars are uncoupled at the top of the hump and roll ...
Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description
Chicago, Illinois. General view of one of the Chicago and Northwestern...
Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.
Sandusky, Ohio. Carloads of coal in the classification yard waiting to...
Picryl description: Public domain image of railway tracks, train station, railroad building, free to use, no copyright restrictions.
Coal river. Five-prong ginseng. Southern West Virginia.
Note the green pod of unripe berries on this five-prong specimen.
Freight cars in the Chicago and Northwestern Railroad classification y...
Picryl description: Public domain image of railroad tracks, train car, railway, free to use, no copyright restrictions.
Chicago, Illinois. In one of the Chicago and Northwestern Railroad cla...
Picryl description: Public domain image of a coal mine, industrial facility, mining industry, early 20th-century industrial architecture, free to use, no copyright restrictions.
Chicago, Illinois. In the yardmaster's office at the south classificat...
Picryl description: Public domain image of a bureau, office furniture, desk, chair, free to use, no copyright restrictions.
Chicago, Illinois. Cars on classification tracks at an Illinois Centra...
Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.
Chicago, Illinois. A general view of a Chicago and Northwestern classi...
Public domain photograph of 1930s America, free to use, no copyright restrictions image - Picryl description
Chicago, Illinois. One of the Chicago and Northwestern Railroad classi...
Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.
Chicago, Illinois. Switching cars in one of the Chicago and Northweste...
Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.
Chicago, Illinois. General view of one of the Chicago and Northwestern...
Public domain photograph of 1930s-1940s industrial development, no copyright restrictions image - Picryl description
General view of the hump, Chicago and Northwestern railroad classifica...
Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.
General view of one of the classification yards of the C & NW RR., Chi...
Picryl description: Public domain image of railroad tracks, train car, railway, free to use, no copyright restrictions.
Chicago, Illinois. General view of south classification yard at an Ill...
Picryl description: Public domain image of a coal mine, industrial facility, mining industry, early 20th-century industrial architecture, free to use, no copyright restrictions.
Chicago, Illinois. Switchman riding a car in one of the Chicago and No...
Picryl description: Public domain image of an arch stone structure, bridge, or tunnel, free to use, no copyright restrictions.
Chicago, Illinois. General view of the north classification yard at an...
Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.
A caboose rolling down the hump to join its train in a classification ...
Picryl description: Public domain image of a locomotive, train tracks, rail transportation, railroad, railway, 19th-20th century, free to use, no copyright restrictions.
Chicago, Illinois. Switchman and train clerk during a lull in the swit...
Public domain photograph of 1930s industry, war production in the United States free to use, no copyright restrictions image - Picryl description
Caroli Linnæi ... Systema naturæ per regna tria naturæ, secundum class...
LC copy 1: (v. 2: 19 cm). Copy 2: vol. 1, 21 cm. Paged continuously. "4me édition originale ... de même que les éditions 2 et 6."--Hulth. "Le t. 3, traitant des Mineralia, ne parut pas. Le ms. existe pourta... More
Antonii Laurentii de Jussieu ... Genera plantarum secundum ordines nat...
LAC scc 2018-11-20 update (1 card)
Antonii Laurentii de Jussieu ... Genera plantarum secundum ordines nat...
LAC scc 2018-11-20 update (1 card)
Caroli Linnæi ... Systema naturæ per regna tria naturæ, secundum class...
LC copy 1: (v. 2: 19 cm). Copy 2: vol. 1, 21 cm. Paged continuously. "4me édition originale ... de même que les éditions 2 et 6."--Hulth. "Le t. 3, traitant des Mineralia, ne parut pas. Le ms. existe pourta... More
Caroli Linnæi ... Systema naturæ per regna tria naturæ, secundum class...
LC copy 1: (v. 2: 19 cm). Copy 2: vol. 1, 21 cm. Paged continuously. "4me édition originale ... de même que les éditions 2 et 6."--Hulth. "Le t. 3, traitant des Mineralia, ne parut pas. Le ms. existe pourta... More
Caroli Linnæi ... Systema naturæ per regna tria naturæ, secundum class...
LC copy 1: (v. 2: 19 cm). Copy 2: vol. 1, 21 cm. Paged continuously. "4me édition originale ... de même que les éditions 2 et 6."--Hulth. "Le t. 3, traitant des Mineralia, ne parut pas. Le ms. existe pourta... More
Caroli Linnæi ... Systema naturæ per regna tria naturæ, secundum class...
LC copy 1: (v. 2: 19 cm). Copy 2: vol. 1, 21 cm. Paged continuously. "4me édition originale ... de même que les éditions 2 et 6."--Hulth. "Le t. 3, traitant des Mineralia, ne parut pas. Le ms. existe pourta... More
Antonii Laurentii de Jussieu ... Genera plantarum secundum ordines nat...
LAC scc 2018-11-20 update (1 card)
Antonii Laurentii de Jussieu ... Genera plantarum secundum ordines nat...
LAC scc 2018-11-20 update (1 card)
Antonii Laurentii de Jussieu ... Genera plantarum secundum ordines nat...
LAC scc 2018-11-20 update (1 card)
Caroli Linnæi ... Systema naturæ per regna tria naturæ, secundum class...
LC copy 1: (v. 2: 19 cm). Copy 2: vol. 1, 21 cm. Paged continuously. "4me édition originale ... de même que les éditions 2 et 6."--Hulth. "Le t. 3, traitant des Mineralia, ne parut pas. Le ms. existe pourta... More
Caroli Linnæi ... Systema naturæ per regna tria naturæ, secundum class...
LC copy 1: (v. 2: 19 cm). Copy 2: vol. 1, 21 cm. Paged continuously. "4me édition originale ... de même que les éditions 2 et 6."--Hulth. "Le t. 3, traitant des Mineralia, ne parut pas. Le ms. existe pourta... More
Caroli Linnæi ... Systema naturæ per regna tria naturæ, secundum class...
LC copy 1: (v. 2: 19 cm). Copy 2: vol. 1, 21 cm. Paged continuously. "4me édition originale ... de même que les éditions 2 et 6."--Hulth. "Le t. 3, traitant des Mineralia, ne parut pas. Le ms. existe pourta... More
Antonii Laurentii de Jussieu ... Genera plantarum secundum ordines nat...
LAC scc 2018-11-20 update (1 card)
Antonii Laurentii de Jussieu ... Genera plantarum secundum ordines nat...
LAC scc 2018-11-20 update (1 card)
Caroli Linnæi ... Systema naturæ per regna tria naturæ, secundum class...
LC copy 1: (v. 2: 19 cm). Copy 2: vol. 1, 21 cm. Paged continuously. "4me édition originale ... de même que les éditions 2 et 6."--Hulth. "Le t. 3, traitant des Mineralia, ne parut pas. Le ms. existe pourta... More
Antonii Laurentii de Jussieu ... Genera plantarum secundum ordines nat...
LAC scc 2018-11-20 update (1 card)
Caroli Linnæi ... Systema naturæ per regna tria naturæ, secundum class...
LC copy 1: (v. 2: 19 cm). Copy 2: vol. 1, 21 cm. Paged continuously. "4me édition originale ... de même que les éditions 2 et 6."--Hulth. "Le t. 3, traitant des Mineralia, ne parut pas. Le ms. existe pourta... More
Memorandum on classification in the New York Public Library,
Also available in digital form.
Antonii Laurentii de Jussieu ... Genera plantarum secundum ordines nat...
LAC scc 2018-11-20 update (1 card)
Caroli Linnæi ... Systema naturæ per regna tria naturæ, secundum class...
LC copy 1: (v. 2: 19 cm). Copy 2: vol. 1, 21 cm. Paged continuously. "4me édition originale ... de même que les éditions 2 et 6."--Hulth. "Le t. 3, traitant des Mineralia, ne parut pas. Le ms. existe pourta... More
Antonii Laurentii de Jussieu ... Genera plantarum secundum ordines nat...
LAC scc 2018-11-20 update (1 card)
Antonii Laurentii de Jussieu ... Genera plantarum secundum ordines nat...
LAC scc 2018-11-20 update (1 card)
Antonii Laurentii de Jussieu ... Genera plantarum secundum ordines nat...
LAC scc 2018-11-20 update (1 card)
Antonii Laurentii de Jussieu ... Genera plantarum secundum ordines nat...
LAC scc 2018-11-20 update (1 card)
Caroli Linnæi ... Systema naturæ per regna tria naturæ, secundum class...
LC copy 1: (v. 2: 19 cm). Copy 2: vol. 1, 21 cm. Paged continuously. "4me édition originale ... de même que les éditions 2 et 6."--Hulth. "Le t. 3, traitant des Mineralia, ne parut pas. Le ms. existe pourta... More
Caroli Linnæi ... Systema naturæ per regna tria naturæ, secundum class...
LC copy 1: (v. 2: 19 cm). Copy 2: vol. 1, 21 cm. Paged continuously. "4me édition originale ... de même que les éditions 2 et 6."--Hulth. "Le t. 3, traitant des Mineralia, ne parut pas. Le ms. existe pourta... More
Caroli Linnæi ... Systema naturæ per regna tria naturæ, secundum class...
LC copy 1: (v. 2: 19 cm). Copy 2: vol. 1, 21 cm. Paged continuously. "4me édition originale ... de même que les éditions 2 et 6."--Hulth. "Le t. 3, traitant des Mineralia, ne parut pas. Le ms. existe pourta... More
Antonii Laurentii de Jussieu ... Genera plantarum secundum ordines nat...
LAC scc 2018-11-20 update (1 card)
Antonii Laurentii de Jussieu ... Genera plantarum secundum ordines nat...
LAC scc 2018-11-20 update (1 card)
Caroli Linnæi ... Systema naturæ per regna tria naturæ, secundum class...
LC copy 1: (v. 2: 19 cm). Copy 2: vol. 1, 21 cm. Paged continuously. "4me édition originale ... de même que les éditions 2 et 6."--Hulth. "Le t. 3, traitant des Mineralia, ne parut pas. Le ms. existe pourta... More
Antonii Laurentii de Jussieu ... Genera plantarum secundum ordines nat...
LAC scc 2018-11-20 update (1 card)
Antonii Laurentii de Jussieu ... Genera plantarum secundum ordines nat...
LAC scc 2018-11-20 update (1 card)
Antonii Laurentii de Jussieu ... Genera plantarum secundum ordines nat...
LAC scc 2018-11-20 update (1 card)
Caroli Linnæi ... Systema naturæ per regna tria naturæ, secundum class...
LC copy 1: (v. 2: 19 cm). Copy 2: vol. 1, 21 cm. Paged continuously. "4me édition originale ... de même que les éditions 2 et 6."--Hulth. "Le t. 3, traitant des Mineralia, ne parut pas. Le ms. existe pourta... More
Caroli Linnæi ... Systema naturæ per regna tria naturæ, secundum class...
LC copy 1: (v. 2: 19 cm). Copy 2: vol. 1, 21 cm. Paged continuously. "4me édition originale ... de même que les éditions 2 et 6."--Hulth. "Le t. 3, traitant des Mineralia, ne parut pas. Le ms. existe pourta... More
Antonii Laurentii de Jussieu ... Genera plantarum secundum ordines nat...
LAC scc 2018-11-20 update (1 card)