Vande spiegeling der singconst et vande molens : deux traités inédits - Stevin, Simon 1548-1620; Bierens de Haan, D. (Amsterdam s.n., 1884)
Simon Stevin was a Flemish mathematician, physicist and engineer
edition of some unpublished works by Simon Stevin. Contains 'Derde deel der ghemengde stoffen vande spiegeling der singconst', 'Bijvough der singconst', 'De spiegeling der singconst' and 'Vande molens. Gereviceert door den Professor Golius 1634', next to a letter from Abraham Verheijen, organist, to Stevin
https://adcs.home.xs4all.nl/stevin/singconst/muziek.html
Keywords: 17th Century (1601-1700); Music theory; Mathematics; Tuning