2136:: Stereoviews: 1918 WWI Anti-Aircraft Machine Gun Emplacement. Keystone, #18612 (series #41).
Caption reads “Shooting German Airplanes — Aircraft Gun Concealed in the Woods”.
Standard size, curved, black and white, verso text.
2136:: Stereoviews: 1918 WWI Anti-Aircraft Machine Gun Emplacement. Keystone, #18612 (series #41).
$15