Lot
1379 
1938, 4¢ Presidential, tied by "Baltimore Md., Aug 27, 1956" on penalty permit return receipt rates as air mail post card to Guam; staple holes, Very Fine and scarce use. Scott No. 808 Estimate $200 - 300.
Clarification by November 19, 1949 Postal Bulletin needed in order to allow such usage.
Realized: $250