First Caribou delivered to US Army and first to operate in Vietnam, arriving August 1961. To Air America May 1962, then back to U.S. in February 1966. To USAF on 1 January 1967 and redesignated YC-7A. Assigned back to US Army and used at several locations including Redstone Arsenal in Huntsville, Alabama. From July 1975 - January 1977 it was the logistic support a/c for the Army's Silver Eagle Helicopter Team. Transferred to the museum in September 1983.

Preserved after operation by the US Army Parachute Team

The fourth Caribou built preserved wearing an unusual plain olive green scheme.

Showing a deteriorating condition when compared with photos in the database taken a few years earlier.

Accepted by the US Army as a YAC-1 (ex CF-LKF-X) in 8.59 and used as the Golden Knights Parachute Team jump aircraft from 1.75 to 3.78 and 5.85 to 7.86, going on display at the US Army Transportation Museum in 1986

Tested by DHC as CF-LQV-X and delivered to the US Army as a YAC-1 in 10.59, this Caribou was assigned to Army Transportation Test & Support and used for arctic weather trials, hence the colour-scheme still worn here. To DM 10.77; fuselage in Western Int'l yard 2008