Coordinates approximate (based on Greenwich meridian).
Relief shown by spot heights.
Legend.
Shows frontlines at the start of March 1917 and the end of April 1917.
Also roads, railroads, monasteries, churches/chapels, ruines, mines, villages, cities and towns.
Inset map: "Übersichskarte" scale 1:5,000,000.
"Preis 1 Mark."