111-SC-330445 - How 81mm mortar observers work, is demonstrated by SSGT Glenn K. Keller, left, and PFC Virgil Williams, using binoculars and phone, near Oberwampach, Luxembourg. Both Men are with the 90th Infantry Division.

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Size: 1570px × 1274px
Photo credit: © Gem Archive / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: archive, historic, historical, reference, vintage