1.9K views · 64 reactions | As we celebrate #airmail100 this week, learn more about the Boeing Model 40 from our collections, a plane designed for the then-new service offered by the U.S. Post Office. You can see the plane for yourself at Henry Ford Museum of American Innovation in our Heroes of the Sky exhibit. | The Henry Ford | Facebook

The Boeing C-40 is a military transport aircraft derived from the commercial Boeing 737-700C, serving primarily with the United States Navy, Air Force, and Marine Corps. Developed to replace the aging fleet of C-9 Skytrain IIs, the C-40 is available in two main variants: the C-40A Clipper used by the U.S. Navy and the C-40B/C used by the U.S. Air Force. The C-40A is optimized for logistics missions, capable of carrying either cargo, passengers, or a combination of both, thanks to its convertible