Balloon in flight during U.S. Signal Corps operations at Ft. Myer, Vir...
Stereo copyrighted by Underwood & Underwood. No. 107091. This record contains unverified, old data from caption card, with subsequent revisions.
U.S. Signal Corps with balloon during operations at Ft. Myer, Virginia...
Stereo copyrighted by Underwood & Underwood. No. U-107105. This record contains unverified, old data from caption card, with subsequent revisions.
U.S. Signal Corps at work on balloon, Ft. Myer, Virginia, 1907
Stereo copyrighted by Underwood & Underwood. U-107132. This record contains unverified, old data from caption card, with subsequent revisions.
Inspection of balloon during U.S. Signal Corps operations at Ft. Myer,...
Stereo copyrighted by Underwood & Underwood. No. U-107118. This record contains unverified, old data from caption card, with subsequent revisions.
Preparing for a U.S. Signal Corps balloon ascension at Ft. Myer (Arlin...
No. 107090. Public domain photograph of stereoscopic card, free to use, no copyright restrictions image - Picryl description
Balloon, at Ft. Myer, Virginia, during Signal Corps operations, 1907
Stereo copyrighted by Underwood & Underwood. No. U-107124. This record contains unverified, old data from caption card, with subsequent revisions.