P.O. BOX 1000 MAIL - "B2" (2) OR "B4" TRIANGLE CENSORS ON MA...

Hammer

£550

P.O. BOX 1000 MAIL - "B2" (2) OR "B4" TRIANGLE CENSORS ON MAIL TO CHINA & SOUTH AMERICA; Remarkable and very fine 23 July 1941 usage of the Mauritius 10c P. Stat. PC (cancelled by GPO/MAURITIUS cds) to Shanghai (bilingual arrival cds on front) with mainly very fine purple "B2" Camp censor on the front; 22 Oct. 1941 registered usage to Paraguay of the 10c P. Stat. PC (creasing) uprated with 20c tied by oval regd. ds with "B2" triangle censor alongside; and 1944 env. to Argentina with 20c tied by GPO cds with fair "B4" Camp censor triangle on the front and UK transit censor label. Rare trio to most unusual destinations for PO Box 1000 mail. (3 cards/cover) Cross Reference: JUDAICA, SHANGHAI, PARAGUAY, ARGENTINA