1285 - °DE CHALLES, Claude François Millet. Euclid’s Elements Explained in a New and Very Easy Way. With the Application of Each Proposition to All Branches of Mathematics, new edition, Paris 1682. In-12°, bound in sheepskin (corners, edges, and spine worn; hinges firm), pp. iv + 446, numerous diagrams in the text.

°DE CHALLES, Claude François Millet. Euclid’s Elements Explained in a New and Very Easy Way. With the Application of Each Proposition to All Branches of Mathematics, new edition, Paris 1682. In-12°, bound in sheepskin (corners, edges, and spine worn; hinges firm), pp. iv + 446, numerous diagrams in the text. Provenance: de Vandasle (signature on the title page) Museo Julii da Vroil (stamp on the title page) First published in 1677, De Chales’s *Euclid* enjoyed great success in the last quarter of the 17th century and throughout the 18th century. We present here what is likely the first reprint. Not listed by Baker & Sommervogel (ii, 1040). The 19th-century owner was Jules Hériot de Vroil (18720–1893), an economist, agronomist, and bibliophile, and mayor of Courcy (Marne).