Georgy Prokofiev

Georgy (Yegor) Alekseyevich Prokofiev (born August 17, 1902 in Teleshovo, Vyazma District – died April 23, 1939 in Moscow) was a Soviet Air Forces balloonist who coordinated a military stratospheric balloon program in 1931–1939. September 30, 1933, USSR-1 under Prokofiev's command set an unofficial world altitude record of 18,501 metres (60,699 ft).

Georgy Prokofiev

Georgy (Yegor) Alekseyevich Prokofiev (born August 17, 1902 in Teleshovo, Vyazma District – died April 23, 1939 in Moscow) was a Soviet Air Forces balloonist who coordinated a military stratospheric balloon program in 1931–1939. September 30, 1933, USSR-1 under Prokofiev's command set an unofficial world altitude record of 18,501 metres (60,699 ft).