Plöck, Poland 1921

Relief shown variously by contours, hachures and spot heights.; Longitude based on Ferro meridian.; Covers eastern Poland (post WW II boundries), the Baltic states and parts of western Soviet Union.; Some sheets entitled "Karte des Deutschen Reiches" and have 2 numbering systems.; Some sheets entitled "Russland 1:100,000" on verso.Color;1:100,00