French troops in the trenches.
Two French troops in a front line trench, using a box periscope to look over the top in Argonne, 1915.
Two French troops in a front line trench, using a box periscope to look over the top in Argonne, 1915.
French troops in the trenches.
Two French troops in a front line trench, using a box periscope to look over the top in Argonne, 1915.
Two French troops in a front line trench, using a box periscope to look over the top in Argonne, 1915.