Former RCAF and British Columbia government Beech 18 was with Norther Thunderbird Air 1980 - 96. It was sold in the USA as N62936 where it is still current at the time of uploading.

This Aztec was with Northern Thunderbird from the late 70s until replaced by a couple of Piper Navajos in 1993. The aircraft was sold to Spur Aviation of Yellowknife, NWT and was operated until the registration was cancelled in 2005.

U-1A Otter 58-1719 served a short Vietnam tour and storage at the Army Aeronautical Depot Maintenance Center in between testing with the Army Aviation Board (1959 - 66) and the Army Security Agency (1969 - 74). On a move Alaska in 1974, the aircraft's engine failed. Rather than repair, the Army sold it "as, where is". To Northern Thunderbird Air with a new engine in 1975, it operated as C-GLES until 1984. N338D in Alaska, the aircraft was bought by Rust's Flying Service in 2008 after an accident in 2006 left it in the bush. Registered N424KT, it was rebuilt with a Vazar turbine conversion.

This 1977 Twin Otter has just come off lease to Northern Thunderbird Airlines. It's pictured enroute to Air Group, Miami, one of several leasing companies the aircraft would be associated with over the next decades. The next job was with Aeroejecutivos Colombia (HK-2821X) during 1982 - 86. Far too many companies and leases to list here followed until 2011 when it was sold to Kenn Borek Air as C-FAKB.

This Twin Otter was De Havilland Canada's demonstrator with the appropriate registration from roll out June 1976 to January 1977. Delivered to Northern Thunderbird in Febuary 1977, the aircraft was sold to Aklak Air in September 1985. It's still current with Aklak Air at the time of uploading, althought it's been registered to Kenn Borek Air since 1994. The two airrlines entered into an agreement where Aklak could draw from Borek's fleet as demand shifted during seasonal flying.

This 1950 Beaver was kept by De Havilland Canada for testing and demonstration until sold commercially in 1956. Northern Thunderbird flew it from 1974 until sold to St Cloud Aviation of Alaska in 1984. The rugged bushplane is still current in Alaska operating with Sportsman's Air Service registered N987SP.

Modified by the Canadian Department of Transport in 1961 adding a new nose extension with three glass panels and a belly camera port, this Twin Beech was used by the Province of British Colombia for aerial photography and survey until 1971. Taxiing out here with Northern Thunderbird, it was sold to the USA as N62936 in 1996.

Originally 8R-GDC delivered to Guyana Airways August 22, 1968. Bought by a broker in December 1974, it was sold to Northern Thunderbird the following June. It was photographed as it arrived in Vancouver for a lease to West Coast Air Services that lasted to April 1980 when the aircraft was returned to NT Air and sold to Kimba Air. The next 25 years were short term leases until a more permanent one with Maldavian Air Taxi/Trans Maldavian Airways was arranged in November 2006 and the Twin Otter was registered 8Q-MAT. It's still current at the time of uploading.

This smart looking Beaver was originally delivered to the US Army as 53-2782 November 3, 1953. Released to the civilian market, it became N2843D working out of Fairbanks with Interior Airways. Coming to Canada in 1971 as CF-NML with Northern Mountain Airlines, Northern Thunderbird picked it up in 1976, by now changed to C-FNML. Exported to the USA July 1990 to become N6653K, it's still current on the US register.