Klassifikation der Library of Congress [LCC] (USA)G7231.U93
⮑ G3180-9980. Maps
⮑ G3290-9880. By region or country
⮑ G5670-8904. Eastern Hemisphere. Eurasia, Africa, etc.
⮑ G5700-7342. Europe
⮑ G7000-7342. Former Soviet republics. Union of Soviet Socialist