Hungary 1212-1218 imperf

Hungary 1212-1218 imperf, MNH, $20.00. Michel 1571B-1577B, Euros 25.00. 1959. International Geophysical Year IGY-1958. Torsion Balance, globe, Deep sea exploration, Icebergs, penguins, polar light, Soviet Antarctic camp, map of Pole, Rocket approaching Moon, Sun and observatory, Satellite, Sputnik, American pocket.