Gruppe Gorz, Ic/IId No. 62 geh. Artillerie-Wochenkarte mit Truppen und Fliegerbilderkundung.1918?]"19./6.-26./6./18".Legend indicates weekly artillery information in red ink, roads, barriers, and trenches in green ink.Ms. annotations in German indicating artillery locations.Verso: Map of other parts of same regions, with trenches indicated in red ink, new roads indicated in green ink.cartographic