Hi Richard!
I will try with
Halberstädter Flugzeugwerke FmbH produced, Karl Theiß designed Bristol-Halberstadt Taube II (because of the early form of tailplanes).
Regards,
Yavor
OT: ДАР-9 (DAR-9) is an original design, inspired by several German aerobatic trainers, as well as by German school of aircraft design. May I recommend the following recent reference?
Quote:
Димитър Недялков
Самолетостроенето в България (Aircraft Manufacture in Bulgaria)
Dimitar Nedialkov, Peter Skipp, Penyo Penev, Albatros MDV, Sofia 2009, First edition, bilingual, hardcover / softcover, 188 pages, 29 colour illustrations (hardcover edition only), 220 x 290 mm (ISBN 9789549242614).
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