HENRION, USAGE DU COMPAS DE PROPORTION. PARIS, JEAN BOURRIQUANT, 1626

8vo (171 x 110mm.), woodcut illustrating the world on title, double-page engraved plate by Daniel Chorez, woodcut diagrams and initials, old vellum, modern spine label, minor marginal worming to a few leaves (not affecting text), vellum slightly soiled with minor loss to centre of spine  

Adrien Anseau of Tournai, inscription on title in Latin and French; Jean M. della Paolera, signature; bought from B.&L. Rootenberg Rare Books, Sherman Oaks, CA, 1989 

Tomash & Williams H112

Condition is described in the main body of the catalogue, where appropriate.
"In response to your inquiry, we are pleased to provide you with a general report of the condition of the property described above. Since we are not professional conservators or restorers, we urge you to consult with a restorer or conservator of your choice who will be better able to provide a detailed, professional report. Prospective buyers should inspect each lot to satisfy themselves as to condition and must understand that any statement made by Sotheby's is merely a subjective, qualified opinion. Prospective buyers should also refer to any Important Notices regarding this sale, which are printed in the Sale Catalogue.
NOTWITHSTANDING THIS REPORT OR ANY DISCUSSIONS CONCERNING A LOT, ALL LOTS ARE OFFERED AND SOLD AS IS" IN ACCORDANCE WITH THE CONDITIONS OF BUSINESS PRINTED IN THE SALE CATALOGUE."

A later edition of a treatise first published in 1618. "There were two editions produced in 1626, one published by Jean Bourriquant and another by Charles Hulpeau. Each has a slightly different title page, but they are otherwise identical" (Tomash & Williams).