U.S. Air Mail Stamp C39 Unused

United States Airmail Stamp - 1949 - 6¢ DC-4 Skymaster (as #C33)

Scott# C39 US Air Mail Stamp 1949 6c DC-4 Skymaster Block of 11 Used - #1796

Egypt Airmail Stamps 1947 C39 C49 Unused Lot Of 11

Daniel F. Kelleher Auctions, LLC Sale - 663 Page 55

C39 - 1949 6c DC-4 Skymaster - Mystic Stamp Company

United States Airmail Stamp - 1949 - 6¢ DC-4 Skymaster (as #C33)

U.S. Air Mail Stamp C39 Unused

US C-Airmail Stamps — Huntington Stamp & Coin Shop

Sale 3065 The James Crumpacker Collection of Canal Zone Stamps and

C39 - 1949 6c DC-4 Skymaster - Mystic Stamp Company

C39 - 1949 6c DC-4 Skymaster - Mystic Stamp Company

Pack of 5 Stamps .. 50c SUSAN B. ANTHONY Stamp Issued 1955