The pocket atlas of the USSR, 2nd edition
The border between the USSR and Finland since March 12, 1940Special map 1940. USSRUSSR
1940. European part of USSREuropean part of USSR 1940. Leningrad DistrictLeningrad District 1940. Karelian ASSRKarelian ASSR
Central administration for geodesy and cartography of the Council of People Commissars of USSR. Leningrad, 1940