China. (Hong Kong). 1941. Air Mail envelope addressed to New York bearing Indo-China SG 175, 5c purple, SG 181, 10c blue, SG 195, $1 green (2) and SG 209, 60c purple tied by Tourane/Annam date stamp in blue routed via Haiphong and Hong Kong with 'Opened by Censor/Hong Kong' label with boxed '42' cachet. Very fine.