7. "Speculum cantantium sive psallentium, scil. de affectu musice moralis secundum tradiciones antiquorum et sanctorum patrum." Inc. "Quia omnes 7 scientie liberales." fo. 58 b.
Scope & Content:
See an abstract of it in Hawking, ii. 218. See also Burney, ii. 417. In this treatise are the following very curious satirical verses upon those clerical chanters who in performing the church service not only corrupt the singing psalms, but hurry them over in a very disgraceful ,manner. They hav...
10. A treatise intitled "Tonale." Inc. "De origine musice artis quia rudem lectorem vidimus." fo. 68.
Scope & Content:
It contains some account of the discovery of the consonances by Pythagoras, and much relating to the nature of tones, plagal modes, &c. evidently extracted from the Micrologus of Guido.
13. "Declaracio trianguli superius positi et figure de tribus primis figuris quadratis et earum speciebus ac etiam scuti, per Magistrum Johannem Torkesey." Inc. "Ad habendam perfectam noticiam." fo. 89.
14. "Octo tonorum proporcio et Grecorum vocabulorum ad predictos tonos pertinencium exposicio." Inc. "Tonus constat in proporcione sesquioctava." fo. 90.
Scope & Content:
See Hawkins, ii. 224. and Burney, ii. 418. The three preceding articles seem to be included under the general title of "Regule Magistri Jobannis Torkesey." This person seems no otherwise known to us than by the present work. He was probably a monk or precentor of the Priory of Torkesey in Lincol...