Over 40 settings of the Ordinary of the Mass using the tune L'homme armé survive from the period between 1450 and the end of the 17th century, making the tune the most popular single source from the period on which to base an imitation mass. Some of the Missae L'homme armé are as follows: Probably dating from the 1450s: * (Antoine Busnois) * (Guillaume Dufay) * (Johannes Regis) (two: one lost) * (Johannes Ockeghem) * (Guillaume Faugues) (two) Probably written before 1475: * (Johannes Tinctoris) * (Firminus Caron) * (Cycle of six masses, from an anonymous manuscript from Naples)