Auction: 18039 - Fine Stamps and Covers of South East Asia, Including The Dr. Cheah Jin Seng Collections of Straits Settlements and Kedah, and The Iain Dyce collection of Straits Settlements
The RAF Survey Flights
1931 (4 June) envelope registered to Sungei Patani, Kedah, carried on the return of the second phase of the Air Survey flight from Kuching to Singapore, franked at 50c., showing
Note: When survey work had been completed, they left Kudat on May 31st and flew to Kuching, arriving on June 3rd. They completed their flight from Kuching to Seletar on June 5th.