Does anyone know the timelines for the many Aerobonus tractors? There are at least 11 different ones, and I wanted to know when and where they were used. Thanks in advance.
1.) DLA United Tractor GC-340-4 A9
2.) Minneapolis-Moline MT-40 Tow Tractor US Navy/US Army/Civilian
3.) United Tractor GC-340-4/SM340 Tow Tractor (Basic) US Navy/US Army
4.) GC-340 / SM-340 Tow Tractor with Cab US Navy / DLA
5.) United Tractor G-40 LPG Tow Tractor