Equipment, machinery, and unidentified men working with the supersonic wind tunnel in the U.S. Army Ballistic Llaboratory. Note in the hand of Grace Burke Hubble on verso: "EPH Supersonic Wind Tunnel, Huntington Library Collection."
Type
image
Format
image/tiff
Extent
Black and white photograph; 20 x 25.5 cm (8 x 10 in.)
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