College Park, Maryland.
In May 1918, the first U.S. Airmail was inaugurated using Army pilots and planes. Three months later, the Post Office Department took over the operations and started the first postal airmail service from College Park on . . .
(Air & Space • Communications) Includes complete text, location, directions, 2 photos, GPS coordinates, map.
In May 1918, the first U.S. Airmail was inaugurated using Army pilots and planes. Three months later, the Post Office Department took over the operations and started the first postal airmail service from College Park on . . .
(Air & Space • Communications) Includes complete text, location, directions, 2 photos, GPS coordinates, map.