Auction 186-190

1942 (Jan 13): Airmail cover to San José, Costa Rica franked by 1924 1 c. green, 1941 Airmail 7 c. rose and 1939 Postal Tax 1 c. carmine tied in violet. Reseal Censor strip at left reading "Abierta por Censura / Defensa Continental / No. 7" in black on yellow. A rare cover - after the attack on Pearl Harbour in December 1941 the Central American republics declared war on Japan on Jan 12, 1942 and set up Censorship on the following day - thus this is the first possible day of use for Censorship.