Title: Stereoscope
Description: Manufactured by Q-O-S Corporation, New York for the U.S. Army Corp of Engineers. Although originally designed for military reconnaissance work, this type of instrument was used for map reading of aerial photographs up to 8”.
Object ID: USGS-000235
Location: USA
Photographer: USGS Museum Staff,
U.S. Geological Survey
Usage: This image is public domain/of free use. Please refer to the USGS Copyright section for more details.
Source:
USGS Museum Collection
File Size (original): JPEG Image - 137.13 KB
Dimensions: 1305 x 837
Resolution: 72 dpi
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Tags: Army Corp Engineers Q-O-S Stereoscope U.S. USGS-000235 aerial military of photographs reconnaissance