We methodized and added new information to section of RKKA (Рабоче-крестьянская Красная армия, Workers and Peasants Red Army) S1:50000 maps. Till WWII RKKA topographers prepared and published two editions of RKKA S1:50000 maps (territory of Lithuania). RKKA maps were prepared using material of old survey (0,5-verst, 1-verst survey) from Russian empire (till WWI) period, newest cartographic material (Latvian, Lithuanian, Polish maps). |