
Encouraged to write letters to service members overseas, Americans heeded the call and sent massive amounts of mail to their loved ones. The U.S. Postal Service was quickly overwhelmed as the volume of correspondance skyrocketed. So in 1942 the government decided to implement Victory Mail, or V-Mail as it was known, which was a version of the British “Airgraph” system. The Smithsonian explains how the British came to develop Airgraph.









