A photograph showing a practical guide on photographic interpretation during World War One. The image depicts a page of the guide which provides notes on various aspects such as battery positions, buildings, trees, anti-aircraft guns, and long-range guns. The guide emphasizes the importance of recognizing different elements and their variations in order to accurately assess military activities.

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Size: 9182px × 6304px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: activities, american, anti-aircraft, battery, battle, broad, building, camouflage, central, circular, communicating, concussion, corps, destruction, emplacements, flash, foot, force, form, gauge, gun, hut, interpretation, keywords, long-range, marks, military, movement, notes, occupation, paths, photographic, pivot, positions, practical, protecting, railroad, sector, shield, signal, somme, spur, tree, trenches, vegetation, war, wood, world