Collection of mathematical and astronomical treatisesbetween 1291and 1454.latManuscript, on parchment, in several unidentified hands containing a collection of various medical treatises. Manuscript consists of tree sections bound together. First part contains several works by Aristotle (all in William of Moerbeke's recension): De anima (ff. 1r-26r; marginal commentary by Thomas Aquinas), De somno et vigilia (ff. 26r-37r), De generatine et corruptione (ff. 38r-55r), De causis (ff. 56r-61r), De motibus animalium (ff. 62r-63r, beginning imperfect), De memoria et reminiscentia (ff. 63r-66v), De longitudine (ff. 67r-69r); and Henricus Monachus' Tabula ad inveniendum Pascha (f. 70r). The second part (15th c. date on the basis of paleography) contains Johannes de Sacrobosco's Algorithmus (ff. 70v-74r), De sphaera (74r-81v), and Compotus ecclesiastius (82v-98r), the anonymous' De simplici et composito quadrante (98r-100v), Robertus Grosseteste's De sphaera (ff. 101r-106r) and Compotus (ff. 106r-124r), Campanus de Novara and Robertus Grosseteste's Tabulae (ff. 124r-126r), Expositio tabule de annis Arabum Magistri Campani (f. 126r), De pratica quadrantis (ff. 127r-130r), Chylindrus (ff. 137r-139r), Compotus manualis (ff. 139r-142r), and Gerardus Creonensis' Theorica planetarum (ff. 143r-155r). The third part (14th c. date on the basis of decoration) contains Prophatius Hebraeus' Tractatus quadrantis novi (ff. 156r-171r), and the Tabula ad sciendu quantum cum quolibet gradu zodiaci... (f. 171v) Ends with two diagrams (ff. 172v-173r) and a table the fixed stars (f. 173v)In Latin.Title devised by cataloger.Script: Gothica textualis.Decoration: decorative red and blue initials, and several hand drawn maps of the fixed stars. Rubrication.Layout: 1 column of around 40 lines.Binding: 15th-century brown pig-skin binding, blind-tooled. Contemporary pig-skin tabs attached to fore-edges to demarcate beginins of new texts. Traces of straps from back to front cover. Traces of metal bosses on front cover and 3 holes in triangular formation for chain attachment on back cover. Label on front cover: Algorism[us] ... / Sper materialis / Compo[si]tus philosop[] / uel custod[]. Label on back cover: Sphaera materialis / Joannis de Arweilerio. Quadra[n]s / nouus Probacii Hebrei 1554. Note on binding on inside front cover: Anno domini MCCCCLIIII. Ligatus est iste liber per reuerendum patrum fratrem Matthiam Halddenof suppriorem conuentus wiennensis.Date of the first and oldest part is based on scribal note (f. 26r): Explicit liber de anima petri Rodeheym. Amen. Anno domini MCCLXXXXI in uigilia pentecostes.Also available on microfilm.