List of conventional signs and abbreviations in use on French and German maps
By: compiled by General Staff, Second Section (Topography)
Publisher: Printed at the Base Printing Plant, 29th Eng., U.S. Army
Published: 1918
Place of publication: [s.l.]
Language: eng
Number of pages: 55
Subjects: Maps; Symbols
Notes: At head of title: Confidential! Not to be taken into front line trenches.