Sounds like this was a Forest Service jeep. Maybe includes a gov data plate?

“Original 1965 Kiser Jeep made for U.S. Forestry specs.
Recent Engine all New
Transmission and Transfer case all New
Recent Brakes
Every Thing works including speed ometer
Has original nomenclature plate
5000 # Ramsey power take off winch
Excellent tires, New Gas Tank
Roll Bar, Full Metal Hard Top and Doors
Always stored inside, Very Goood Body condition for age.”

http://oklahomacity.craigslist.org/cto/4423735522.html