 For example, athletes from factory schools and vocational schools were united into VSS Trudovye Rezervy in 1943.The formation of the kernel of the system was complete in the 1950s, when village VSS were established in all 16 of the then Soviet republics (including the Karelo-Finnish SSR until 1956).The main structural units of VSS were physical culture collectives by the enterprises, public-service institutions, collective farms (kolkhoz), state farms (sovkhoz), educational institutions, etc.