First flown in August 1965 and later re-registered as HB-TBD. Sometimes also referred to as a Barfüss Marabou and a Markwalder Marabou. The aircraft was built by Ernest Barfüss and designed by A. Markwalder who was an engineer for the Flugzeugbau-Firma Uetz at Fehraltorf. Still on Swiss register at time of upload.
This photo was added on 8 May 2023, and has since been viewed 1592 times.