1927 1 September. The first international Air-postal conference in The Hague 1927 1 September. The first international Air-postal conference in The Hague Related Posts:Soviet Russian sculptor Anna Golubkina 1864-1927Soviet Armenian painter Sarkis Muradyan 1927-2007Soviet artist Igor Aleksandrovich Popov 1927-1999Soviet artist Pyotr Petrovich Litvinsky 1927-2009Maria Kalinina Winner of the first beauty contest in…First Nenets painter Tyko Vylka 1886-1960
