VIETNAM (NORTH) - Czechoslovakia. 1955 picture postcard, franked with surcharged 20d/200d red (black Latin numerals) in addition to perforated 10d Dien-Bien-Phu issue, 100d brown-red Friendship with China & Russia, 50d Soldier stamp. All tied by HA-NOI c.d.s. Very rare commercial usage of surcharged stamps in good condition. Michel 9,12A,21IaII,24. (Photo). Est. 300 - 400 CHF.