1939 (June 20) Seychelles 20c F size registration envelope posted at Victoria, bearing an uncancelled KUT 15c stamp, self addressed to "J. Percival, Flying Boat Guba, Seychelles". Flown from the Seychelles to Kisumu by the Flying Boat "Guba" on its Indian Ocean Survey Flight, fine and scarce.

1939 (June 4) Indian Ocean Survey Flight in the Flying Boat "Guba", illustrated cover with a Photo of the crew attached, signed by the pilots P.C Taylor and J. Percival, bearing Australia 1d cancelled at Port Hedland, Netherland-Indies 5c cancelled at Batavia (June 6), Seychelles 6c cancelled at Victoria (June 19) and KUT 15c cancelled at Mombasa (June 23), initialled at Chagos, "12 JUN 1939 / J.S Clunies-Ross" cachet and "C&W LTD / 18 JUN 39 / COCOS" backstamp both applied at Cocos Island, fine and scarce. (Australian Air Mail Catalogue 866, $950). Photo on Page 46.

1938 (Mar 4) Cover to Seychelles franked KUT 20c tied by Uplands c.d.s, sent on the first flight from Kenya to Seychelles at the "all-up" rate, with arrival backstamp (Mar 22), carried by Imperial Airways to Karachi via Alexandria and then by sea. Also a letter from the Nairobi Sorting Office to the sender in Uplands informing them of the departure on March 5th from Nairobi of the first "all-up" service, going to Bombay to reach Seychelles on March 22nd. (2).