Burma. (Japanese Occupation). 1942. Envelope headed 'Irrawaddy Flotilla Coy, Dalla Dockyard' addressed to Rangoon bearing Burma SG 22, 1a brown tied by Rangoon slogan dated '10th Jan 42', undelivered with Rangoon Dep '29th Jan' , sent on to the Dead Letter Office '19th Mars' with instructional 'Service Suspended/ Return to Sender' on reverse in violet with label 'Unclaimed/ Returned Letter/ From the Dead Letter Office/Rangoon' and forwarded to Mandalay with Mandalay West receiver '28th Mars'. The Japanese occupied Rangoon 8th March 1942. Ex Proud.