Trek Airways (Trek Lugdiens in Afrikaans) operated VFF flights (visiting friends and family) between South Africa and Europe with Vikings and later Constellations on a non-scheduled basis. ZS-DNU served with BEA, Airwork and Eagle Aviation before joining Trek in 1955. The aircraft was written off at Lourdes while serving with Air Safaris 29 May 1960.

Sold in the UK as G-ARSH in 1961 for conversion into the 8th Carvair. Photo from: Civil Aviation Historical Society, Melbourne, Australia

Built in late 1943 by Brush at Loughborough. It was operated as a trainer by No. 2 Radio School at Yatesbury. To G-AIYR in 1946. Operated on survey work by Hunting Aerosurveys from January 1953 until April 1971. Current in 2014 on pleasure flying duties.