The C.109 was aparasol-winged bracedmonoplane of conventional configuration with fixed tailskidundercarriage. The pilot and single passenger sat in tandem opencockpits. C.109s were used in a number of record attempts of the day,[1] and were used to set distance records in the under 350 kg class of 868 km on 19 May 1927 (piloted by Juste Thoret), and 1,581 km on 27 October 1927 (piloted by Max Knipping), a women's duration record of 26 hours 47 minutes on 27 July 1929 (piloted byMaryse Bastié), and the first crossing of Mediterranee by a woman,Léna Bernstein (19 August 1929), 2,268 km.[1]
At least one aircraft survived to fly postwar,F-PFLN,F-AIQI prewar, being airworthy at Mitry-Mory airfield near Paris in 1957. This aircraft is held in the collection of theMusée de l'Air et de l'Espace atLe Bourget but is not currently on public display.
Moulin, Jacques & Cony, Christophe (May 2001). "L'aviation était toute sa vie: Léna Bernstein" [Aviation was Her Whole Life: Léna Bernstein].Avions: Toute l'Aéronautique et son histoire (in French) (98):59–60.ISSN1243-8650.