1951 Cover to Sudan with violet boxed "TIN CAN MAIL / COCOS-KEELING IS" and circular "Per RMS ORION", return address of "A. Burdon, Cable and Wireless, Cocos Keeling Islands", with an Australia 1/6 cancelled at Perth (Aug 17), backstamped at Port Sudan and Khartoum, a little edge staining, otherwise fine. Photo on Page 116. (Image1)

1952-53 Covers to the same address in England, the first two with return address of "K. Carpenter, C&W Ltd, Cocos-Keeling via Perth W. Australia", comprising cover with Mauritius 1r pair cancelled at Port Louis (July 30); stampless cover with black boxed "TIN CAN MAIL / COCOS-KEELING IS" on both sides and a Perth c.d.s (Sep 15), marked "T21c" but no charge collected; and a cover with black boxed "TIN CAN MAIL / COCOS-KEELING IS" on both sides bearing Ceylon 75c cancelled at Colombo (7 Jan 1953). A rare commercial correspondence sent via three differing countries. (3). Photo on Page 116. (Image1)