Industrial Motor Vehicles Competition, 1934. Badge. # 427. Bronze, blue and red enamels. Screwback. Six-sided badge, CCCP and red star at top, truck convoy and date against light blue below, legend "КOHКУPC ABTO-TPAKTOPH" on red around; tractor and legend "ДИЗEЛЬMOTOPOB" on red at bottom. Number engraved on back. Superb. Estimated Value $900