Medieval treatises on music — Marchettus of Padua (Lucidarium, Pomerium), Johannes de Muris (Musica speculativa), Adam of Fulda, Elias Salomonis — Gerbert, Scriptores vol. 3 (St Blasien, 1784), re-read from the Bayerische Staatsbibliothek scan
The original is shown on its own: no English is held for this issue yet.
MUSICIE PARS QUARTA. 371 & diapente, ex duplici enim intervallo & quatuor fun; quadruplum, unius ergo fesquialtero, ut Boetius 4to mufic dicit, quadrupla fit in bis diapafon, & fic in in- & fic numeraliter in infinitum, ut hic: — finitum numeralitr, ut hic: - — — —E- a CS 2 "ZEIPHPRIDC ESEN — E 4. | 8. | 12. | 16. | 20. | 24. Quadrupla ex duabus duplis, vel ex ; : uj | ; tripla & fesquialterà (3), hoc eft, ex bis- Sesquialtera proportio fit ex qua . diapafon confonantia conftituitur, quam * lésquiodlava proportionibus, hoc eft, . Boetius maximam vocare fymphoniam ** diateffaron & tono, vel ex tribus to- - . woluit. Et fic fit in numeris. 1.ad2. fa. "i6 & femitonio, & in diapente confo- ... iunt diapafon, quadruplato faciunt qua- pna Mog aei Women PT tuor, bis diateffaron (b) caufantes ; fed etiam fic in infinitum graditur, ut hic: E | aq. 6. iw IO. I2. I4. 16. 18: 20. Sesquitertia proportio, qua & epitri- dit, ac fub ditono confonantia locatur, — fa, fitex duabus fesquioctavis proportio- ut hic: nibus & tertía incompleta, aut fit ex to- | M no, femitonio & tono, hoc et, exdia- | | ^| 2 |4 55/7 |^ teffaron confonantia, que fic in infinitum | &. | 16. | 15.| 20.| 25. | 30. | 35. | D. habet metiri, ut hic ponitur in numeris: —— —— memd—— | yir: PPP | rae 16.| 20. | 24.|28.| C. 1... |42. 41516 eric - 4.| 8 E] 16. | 20.| 24. |D.| . CapuT V. - : o Non enim gratis diximus , fuperparti- 3. | 6. nm 12.| 15. | 18. culares fymphonia aliquando carere poffe ; , ve nam omnis proportio faperparticularis / Ex his & ipfa fesquiquarta proportio minor eft proportione multiplici, multi- .. "metiri haberet, & ipfam imitantes, fed plex enim continet integre minorem vel quia femper minuuntur, alíquando fym- bis, vel ter, vel quater &c. fed fuperparphonia carere poffent: quo tamen non ticularis numquam continet breviorem (c), " obftante numeraliter fic in infinitum ten- fed femel cum eius aliqua parte vel 1. vel - AE Aaaa2 epa ; (9) Je s: fesquitertia, (b) Age: bis diapafon. (c) adde: bis vel ter. E