[Observation balloon in flight]

Photograph of an observation balloon of the Second Balloon Company, I Corps, United States Army, in flight over a field in the Montreal region of France, July 8, 1918.

Included caption: "Easing off the balloon. Second Balloon Company, First Army Corps. Montreieul [Montreal], France. July 8, 1918."

Inscription: "16951."

Embossed in corner: "Signal Corps U.S. Army."

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