Ciruelo, Pedro Sanchez, -1580, **E 191.21 Cursus quatuor mathematicarti artiti liberalifi: quas recollegit atq3
correxitmagister Petr’ Ciruelus Darocésis .
— [Alcala, por Miguel Eguia.] 1526. (82) ff. Diagrams. Vignettes. Decorated title-page. 28 cm., in 4s. Contents. ~ Previa in arithmetica questiuncula de vera numerorum natura, — Previa in geometriam questiuncula de realitate punctorum, linearum, superficierum: & figurarum. — In perspectiva ccem questiuncula previa de sana intelligentia radiorum visualium, — Questiuncula preuia in musi- cam speculatiuam divi Seuerini Boettii, The colophon is dated 1528.
\ < pt This card was printed at the Boston Public Library, November 6, 1977. L:
2744 — Boethius, Anicius Manlius Torquatus Severinus, 470-525. — Arithmetic, — Geometry. — Perspective. — Music. Theory.