Topographical color map, black, blue and red. Top left corner: Groupe des Canevas de Tir. (Firing Canvas) This type of map is a grid compised of known points showing army and trench positions that are designated by name.
Map of Verdun, a small city in northeastern France. This depicts french trenches and schematics from the 1st of September 1918. Marked "secret". Torn into three pieces.
|Date||September 1, 1918|
World War I
|Area / Region||Northeastern France|
|Publisher||Base Printing Plant, 29th Engineers, U.S. Army|