Hong Kong. (India). 1941. Air Mail envelope written from Bombay addressed to Switzerland bearing India SG 254, 3a 6p blue, SG 257, 8a violet and SG 260, 2r brown and purple tied by Bombay double ring with 'passed by Censor/C 20' cachet and 'Opened by Censor' label, sent Air Mail via Victoria, Hong Kong with boxed 'Not Opened by Censor' cachet in violet and circular 'A.V.2' hand-stamp.Nice routed.