Details
Air Mail cover 1925 (1 Dec.) envelope to Cebu bearing 16c. franking tied by aeroplane cancellations with Manila duplex alongside and a fine strike of boxed "FIRST INTER-ISLAND AERIAL MAIL SERVICE" in blue (29 carried); also a similarly fraked post card to Manila with the cachet for the second inter-island mail. Muller 9, 10. (2 covers)