Gilles Binchois (c. 1400 - 1460), an early 15th-century Franco-Flemish composer evidently named after his birthplace, Binche, near Mons. He was esteemed by contemporary and later theorists as second only to Dunstable[?] and Dufay[?].
... references to medieval mistakes or superstitions are
confined to several passages, viz., the merit of good
works and transubstantiation (iv. 2), purgatory
(iv. 9), and ...