plant in Riga. It changed the headstamp from "SB" to a stylized "V". In addition to civilian cartridges, it made 7.92x57mm Mauser and .303 British ammunition for military clients in the region. After the Soviet occupation in 1940, it was nationalized as Factory 520 and began manufacturing 7.62x54mmR Russian ammunition - still using the "V" headstamp. It was closed in June 1941 due to the German invasion and its machinery was evacuated to Sverdlovsk. The machinery was later returned in 1944/1945 and production was resumed until 1946. Train Car Production After the war Vairogs was renamed Rīgas Vagonbūves Rūpnīca ("Riga Train-car Factory") and went back to manufacturing train cars. References External links Images and technical specifications of Ford-Vairogs automobiles at Oldtimer Gallery Car manufacturers of Latvia Ford Motor Company Defunct motor vehicle manufacturers of Latvia Manufacturing companies based in Riga Vehicle manufacturing companies established in 1936 Vehicle manufacturing companies disestablished in 1940 1936 establishments in Latvia 1940 disestablishments in Latvia Companies nationalised by the Soviet Union