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Long multiplex bar with Zeiss wide angle projectors. Location unknown. 1952.


Date Taken


Album caption: Long multiplex bar with Zeiss wide angle projectors. For use in stereo-triangulation. Photograph taken by E.F. Patterson, August 1952. Negatives on file in Central Region. No index card.


Data Owner :
U.S. Geological Survey
Photographer :
Patterson, E.F.

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tope_5_TE0201.jpg thumbnail 1.99 MB image/jpeg
tope_5_TE0201.tif 73.44 MB image/geotiff

Material Request Instructions

Available in the U.S. Geological Survey, Denver Library Photographic Collection, Subject Album area, Topography E Collection, Book 5: Office Operations and Equipment Album.


This USGS product is considered to be in the U.S. public domain. For further information on the USGS Information Policies and Instructions, refer to the Copyrights and Credits section on this web page:
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Additional Information


Type Scheme Key
Photo Number tope_5_TE0201

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