DOSAAF

DOSAAF (), full name Volunteer Society for the Assistance to the Army, Aviation, and Navy (), was a paramilitary sport organization in the Soviet Union that was concerned mainly with weapons, automobiles and aviation. The society was established in 1927 as OSOAVIAKhIM and from 1951 to 1991 carried the name of DOSAAF.

thumb|Stamp of Osoaviakhim

Russian air crash