1941-44 6c-50c Twin-Motored Transport Plane, Set of 7 Stamps

U.S. #C25-31
1941-44 Twin-Motored Transport Plane Issue

Printed By: Bureau of Engraving and Printing
Printing Method: Rotary press printing
Perforations: 11 x 10 1/2

A new set of airmail stamps of similar design made their appearance beginning in 1941. These stamps were intended to cover the various rates in effect for both domestic and overseas airmail service.  Now you can get them all in one step.  Includes:

Twin-Motored Transport Plane: 6¢ Carmine. This covered domestic airmail service. The first day of issue was June 25, 1941, at Washington, D.C. 5,746,527,700 were issued.

Twin-Motored Transport Plane: 8¢ Olive green. This was required when postage rates were increased to help finance WW II. It was first issued on March 12, 1944, at Washington, D.C. 1,744,878,650 were issued.

Twin-Motored Transport Plane: 10¢ Violet. This covered airmail service to areas in the West Indies, as well as Central and South America. Its first issue date was on August 15, 1941, in Atlantic City, NJ. 67,117,400 were issued.

Twin-Motored Transport Plane: 15¢ Brown carmine. This covered airmail service to areas in the West Indies as well as Central and South America. On August 19,1941, this stamp was first issued in Baltimore, MD. 78,434,800 were issued.

Twin-Motored Transport Plane: 20¢ Bright green. This was intended for use on trans-oceanic airmail. First issued in Philadelphia, PA, this stamp was available on August 27, 1941. 42,359,850 were issued.

Twin-Motored Transport Plane: 30¢ Blue. This was used on trans-oceanic airmail. Kansas City, MO was the place of first issue on September 25, 2941. 59,880,850 were issued.

Twin-Motored Transport Plane: 50¢ Orange. Like the 20¢ issue, this stamp replaced the Trans-Pacific airmail issue of the same denomination. On October 29, 1941, this stamp was issued at St. Louis, MO. 11,160,600 were issued.