Part of PICRYL.com. Not developed or endorsed by the Library of Congress

projector

public
8 media by topicpage 1 of 1
Proposed arcade railway--Under Broadway, view near Wall Street / Ferd. Mayer & Sons, lith., N.Y. ; Melville C. Smith, projector, N.Y.

Proposed arcade railway--Under Broadway, view near Wall Street / Ferd....

Published in: Eyes of the nation : a visual history of the United States / Vincent Virga and curators of the Library of Congress ; historical commentary by Alan Brinkley. New York : Knopf, 1997.

Proposed arcade railway--Under Broadway, view near Wall Street / Ferd. Mayer & Sons, lith., N.Y. ; Melville C. Smith, projector, N.Y.

Proposed arcade railway--Under Broadway, view near Wall Street / Ferd....

Published in: Eyes of the nation : a visual history of the United States / Vincent Virga and curators of the Library of Congress ; historical commentary by Alan Brinkley. New York : Knopf, 1997.

Proposed arcade railway--Under Broadway, view near Wall Street / Ferd. Mayer & Sons, lith., N.Y. ; Melville C. Smith, projector, N.Y.

Proposed arcade railway--Under Broadway, view near Wall Street / Ferd....

Published in: Eyes of the nation : a visual history of the United States / Vincent Virga and curators of the Library of Congress ; historical commentary by Alan Brinkley. New York : Knopf, 1997.

[Man working with a projector in a movie theater] / [MST].

[Man working with a projector in a movie theater] / [MST].

U.S. News & World Report Magazine Photograph Collection. Contact sheet available for reference purposes: USN&WR COLL - Job no. 1261C, frame 17.

Washington, D.C. The U.S. Weather Bureau station at the National Airport. Cloud heights being measured by means of a daylight ceiling projector

Washington, D.C. The U.S. Weather Bureau station at the National Airpo...

Public domain photograph of Washington DC, 1930s, free to use, no copyright restrictions image - Picryl description

[Billy Bitzer seated at movie projector] / World Telegram & Sun photo by Edward Lynch.

[Billy Bitzer seated at movie projector] / World Telegram & Sun photo ...

NYWT&S staff photo by Edward Lynch. New York World-Telegram and the Sun Newspaper Photograph Collection.

Makes light speak like Biblical burning bush. Like the voice speaking to Moses from the burning bush as described in the Bible, Sergius P. Grace, Assistant Vice-President of the Bell Telephone Laboratories, makes speech and music issue from the burning electric arc in the center of the projector shown in the photograph. Alexander Graham Bell first experimented with the "talking flame" as early as 1875, using bright rays of sunlight as the base. Bell scientists are again working on the theory, hoping to make some practical use of it. Grace, at the left, is assisted by R.M. Pease, right, a member of the Bell technical staff. 12/30

Makes light speak like Biblical burning bush. Like the voice speaking ...

Public domain photograph of laboratory, science, research, free to use, no copyright restrictions image - Picryl description

Hamilton Watch Factory. Projector

Hamilton Watch Factory. Projector

Public domain photograph of 1940s-1950s America, free to use, no copyright restrictions image - Picryl description