Tractatus proportionum.
Series: Microfilms of rare and out-of-print books -- list 9, no. 2.
Publisher: Summa cum diligentia fuit impressus per magistrum Andream catharensem
Published: 1487
Place of publication: Venexie
Language: lat
Number of pages: 10
Subjects: Analogy.
Notes: Microfilm copy (positive) of the original in Vatican. Biblioteca Vaticana.