Arithmeticae Practicae Methodus Facilis
Per Gemmam Frisium (...) In eandem Ioannis Steinii & Iacobi Peletarii annotationes. Eiusdem de Fractionibus Astronomicis Compendium (...). Antwerp. Johannes Bellerus. 1581.
Half vellum, 12mo, rebound, title on spine in red and gilt stamping, new endpapers, title with large woodcut vignette, (4),183 pp., name on title in ms., pp. trimmed rather short along top; else a very good copy of this early edition of the geometry of Gemma Frisius and complete with the astronomical tables and commentary by Jacques Peletier. Scarce.