U.S. #C29
1941 20¢ Twin-Motored Transport
Twin-Motored Transport Plane Issue
Issue Date: August 27, 1941
City: Philadelphia, PA
Quantity: 42,359,850
Printed By: Bureau of Engraving and Printing
Printing Method: Rotary press printing
Perforations: 11 X 10 ½
Color: Burnt green
A new set of airmail stamps with the twin-motored transport plane 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. The 20¢ issue was intended for use to and from Hawaii.