RAF Far East cruise 1930, envelope carried aboard flying boat S1419 from Kuching to Miri, franked at 30 cents due to registration fee (4 cents surface rate, 10 cents airmail fee and 16 cents registration fee) cancelled by Kuching 29 may and registration cachet in violet (nr. 1002) and " BY AIR MAIL " label at upper left. On reverse the arrival cds Miri 30 may