The Fifty-cent Prexie
Foreign airmail, registered, return receipt requested
The international registy fee was fifteen cents from December 1, 1925 to February 1, 1945, and the international return receipt charge was five cents from April 1, 1879 until November 1, 1953. A registered airmail letter, return receipt requested, sent to any country with a thirty-cent airmal rate would have cost fifty cents from the beginning of the Prexie period until February 1, 1945.
A cover sent airmail, registered, return receipt requested from Hollywood to Zurich, Switzerland in May of 1942.