An early Twin Otter that was first delivered to Midwest Aviation on January 31, 1967. After the airline merged with Transair, the aircraft was sold to Calm Air in November 1973. Sold to and leased back from Bannock Aerospace in April 1974, it was returned to the lessor in March 1981. The aircraft was destroyed in a hangar fire at Calgary, AB May 14, 1983.

Wartime 42-15545 had an airliner right hand entry door rather than the usual left side large cargo door and later worked for United airlines as N49541 January 1945 - September 1953. Coming to Canada in 1972, it's pictured with Lambair (1973 - 74), who sold it to Perimeter Airlines. The aircraft was donated to the Western Canada Aviation Museum after withdrawal in 1987. It's Fuselage was last seen in open storage on the west side of Winnipeg Airport.

World War II veteran delivered July 1945 just before the end of the war as 44-78552. Into the civil market post war carrying the registrations N3925C and N239JL before coming to Lambair in April 1978. The Commado crashed trying to return to Churchill Airport after developing an engine problem November 13, 1979. There were no fatalities, but the remains of the aircraft are still in the rough terrain just beside the airport

Flying with Calm air since 1976, this Twin Otter was sold to Desert Sand Aircraft Leasing April 10, 2002 and is operated by Skydive Spaceland.