Lot
1387 
1938, 10¢ Presidential, pair and single, tied by "U.S.S. Langley, Nov 2, 1939" duplex with "Manila P.I." slogan bars on cover from Cavite, Philippines to Pearl City, Oahu, Hawaii; some edge wear, Very Fine and rare possession to possession air mail rate. Scott No. 815 Estimate $200 - 300.
Prepaid 30¢ for the 30¢ per ½ ounce air mail Possession to Possession rate. Air mail rates between possessions was determined by difference in rates in possessions involved. In the case here, the difference between the 50¢ Philippines rate and the 20¢ Hawaii rate.
Realized: $200