Adler, Frédéric Guillaume (Christian Friedrich )
- James B. Kopp
(Christian Friedrich )
(b ?Breitenfeld, Vogtland, France, May 10, 1784; d Paris, France, 1854). French maker of woodwind instruments, principally bassoons. He was the brother of Karl Friedrich Adler (1795–1888) and Johann Georg Adler (1787–1842), woodwind makers active in Bamberg and Hermsgrün, respectively. Established in Paris about 1808, he reportedly made improvements to the bassoon in 1809. One surviving nine-key bassoon by Adler (GB.O.ub) shows a unique example of ‘double venting’ (two tone holes debouching under a single key flap, for A♭). In 1827 he exhibited a novel bassoon of tropical hardwood with 15 keys, including two new ones to produce d″ and e♭″. F.J. Fétis wrote in 1828 that Adler had made bassoons ‘after Almenräder’s model’. But while Adler had added keys to his bassoons, there is no clear evidence that he adopted distinctive Almenräder reforms (such as a more regularly conical bore and relocated tone holes). Indeed, Fétis criticized an Adler bassoon exhibited in ...