Cpl. Hillhouse operating a Sumber observation telescope in Paris, France during World War One. The telescope features a monocular with three eyepieces. The photograph was taken on September 16, 1918 and it is marked as not for publication.

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Size: 8465px × 5756px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: activities, american, cpl., ecd, eyepieces, france, hillhouse, military, monocular, notes, observation, paris, photographs, publication, telescope, war, world