The Jeffery “Quad” one and a half ton, four-wheel drive truck, selected as the standard truck for the 1st Aero Squadron. A standard army wagon bed and canvas cover mounted to the chassis completed the vehicle.
United States Army Signal Corps
1916
<a rel="nofollow" class="external free" href="http://www.afhso.af.mil/shared/media/document/AFD-100928-064.pdf">http://www.afhso.af.mil/shared/media/document/AFD-100928-064.pdf</a> The 1st Aero Squadron and the Mexican Punitive Expedition of 1916