Indochina, World Exhibition Paris Souvenir-Sheet overprinted for use in Kong-Tcheou, 1937, Michel Nr. 162KT, Block 1; A souvenir-sheet with a nominal value of 30C that was not issued…
North Vietnam, 90th Birthday of Lenin, April 22nd, 1960, Michel Nr. 125-126, Block 1; Given the logistical and military support the Soviet Union gave to the North Vietnamese…