Hand drawn maps based on aerial photographs from photograph 2005.74.37.113. The exact location is unknown. The maps indicate locations of various areas in the trench system including entrances, wires, new trench construction, and dug-outs. Caption near bottom of map: "PREPARATION AGAINST ATTACK". 23 x 33 cm.
Image is from photo album 2005.74.37.
From the service of Sgt. Sidney Morse Willis, Service No. 1446764, Headquarters Company, 137th Infantry Regiment, 35th Division, A.E.F.
World War I
|Title||Maps taken from aerial photographs|