LAZISE, Francesco Feliciano da [DE SCOLARI Francesco Feliciano]. Scala Grimaldelli. Libro di Aritmetica, et Geometria Speculativa, & Praticale diviso in Tre LibriVerona, Dionigi Filiberi, 1602

Small 4to mm. 195 x 150; Quarter calf binding of the XVIIIth century; , pp. [16], 276; Printer's mark on Title page, full-page woodcut in the opening depicting the rise to a tower with the help of a ladder, numerous woodcut figures placed in the margins of the text, as well as many examples of arithmetic always reported in the margins. Contemporary marginal notes. Contemporary ink doodles on Title-page, for the rest good copy.

Edition illustrated of this important text of mercantile arithmetic, practical geometry and elementary algebra, appeared for the first time in Venice in 1526. The work was frequently reprinted with some additions to the end of the seventeenth century, and had wide influence over the people subsequent mercantile arithmetic texts and surveying. The author, Francesco De Feliciano Scolari [ca. 1470-1541], a native of Lazise sul Garda. He was later known simply as Francis Feliciano. It was "the abacus" teacher, and taught in Verona mercantile arithmetic, geometry, land surveying; It was on friendly terms with Tartaglia who exercised his own activities.

Smith, Rara Arithmetica, p. 148; Cerboni, Bibl. Computisteria e Ragioneria, pp. 21-22. D.B.I., XXXIX, pp. 347-9.