Burma. 1939. Envelope addressed to Scotland bearing Burma SG 25, 2a 6p claret tied by Seikkya Refinery double ring '30th Oct 39' routed via Rangoon with 'Opened by Censor' label and triangular 'Passed Censor/ Rangoon/ 3' in violet on face. Scarce cancel used 6 months later than listed by Proud.