Details
SCHOTT, GASPAR. Organum Mathematicum libris IX. Würzburg: J. Hertz for J.A. Endter, 1668. Title printed in red and black, engraved frontispiece incorporating portrait of Johann Caspar (the dedicatee), portrait of Charles Joseph, Archduke of Austria, numerous plates and tables (some double-page or folding), and numerous engravings in text. 4to, modern half calf, marbled boards, uncut; some browning or spotting, one folding plate with tear. FIRST EDITION, with errata at end. Sotheran, First Supplement 1774; Honeyman VII, 2818. Rare.
Apart from the arithmetical section, which contains the author's improvement of Napier's Bones, the work contains parts on dialling, astronomy, astrology, cryptography, and music.
Apart from the arithmetical section, which contains the author's improvement of Napier's Bones, the work contains parts on dialling, astronomy, astrology, cryptography, and music.