China. (Burma). 1942 Air Mail envelope addressed to Australia bearing SG 467, 8c green, SG 472, $1 brown and black (3) and SG 518, 17c olive tied by vernacular Yongchun date stamp '7th Jan 1942', routed via Kweilen and carried by 'CNAC' to Rangoon, Burma with '(Arms) Opened By Censor' label tied by framed 'Passed Censor/ 72/ X' in violet on face and reverse, then Imperial Airways to Bangkok with triangular framed '3/ Passed By Censor/ 304' in violet on face with '3 Opened by Censor' label applied in Melbourne on arrival.
Scarce item from Fujian Province via Kweilen and Rangoon by 'C.N.A.C.'
Konrad Morenweiser in 'British Asia' WW2 Censorship only lists the Rangoon 'X' censor from numbers 3 - 69.