cover 1942 (29 Apr.) envelopes (2) and Straits 2c. card, bearing a range of values including Okugawa seal 1c. (4), 2c., 3c. and 5c. (5) all cancelled by Emperor Hirohito's birthday cancellation in black or violet

Details
cover 1942 (29 Apr.) envelopes (2) and Straits 2c. card, bearing a range of values including Okugawa seal 1c. (4), 2c., 3c. and 5c. (5) all cancelled by Emperor Hirohito's birthday cancellation in black or violet