Johannes de Sacrobosco

Editions of the 
Tractatus de Sphaera
Sacrobosco Project
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Iohannis De Sacro Bvsto Libellvs De Sphæra. Accessit Eivsdem Avtoris Compvtvs Eccle[s]ia[s]ticus, Et alia quædam, in [s]tudio[s]orum gratiam editam. Cvm Præfatione Philippi Melanthonis.
[Vitebergae: excudebat Petrus Seitz, 1574]. 

136 leaves diagrs. tables. 16 cm. (8vo.)

Contains:
"Themata Qvae Continent Methodicam Tractationem de Horizione rationali ac a[s]en[s]ibili Decq; mutatione Horizontium & merdianorum, Quibus adiecta [s]unt paucula de umbris," 12 l. at end, signed: Authore Era[s]mo Reinholdo Saluelden[s]i.

Melanchthon, Philipp, 1497-1560.
Reinhold, Erasmus, 1511-1553.

Colophon: Vitebergae Excvdebat Petrvs Seitz. Anno M.D.LXXIIII.
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Locations: Biblioteca del Seminario Maggiore, Padova
New York Public Library – Humanities-Rare Bks & Mss - *KB 1574
University of Minnesota, James Ford Bell Library, : 1574 Sa 
British Library, 1395.a.5
University of Colorado
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Johannes de Sacrobosco - Editions of the Tractatus de Sphaera - home
Roberto de Andrade Martins - roberto.andrade.martins@gmail.com
Group of History, Theory of Science and Science Teaching, University of São Paulo (USP), Brazil - GHTC