EUCLID (fl. ca 300 B. C.). Analyseis Geometricae Sex Librorum Euclidis. [Strasbourg]: Josias Rihelius, 1566.

Small folio (301 x 173 mm). Woodcut device on title-page, woodcut initials and headpieces, woodcut illustrations throughout. (Title slightly browned with gutter margin repair.) Modern half calf over marbled paper-covered boards, spine in 5 compartments with 4 raised bands, 2 red morocco lettering-pieces gilt (a few tiny scuffs).

FIRST EDITION of Christian Herlin and Conrad Dasypodius’s analysis of the first six books of Euclid's Elements. Herlin and Dasypodius taught mathematics in Strasbourg and designed the second astronomical clock in the Strasbourg Cathedral. The clock represented the synthesis of the most advanced scientific knowledge of the day in the fields of mathematics, astronomy, and physics, and was only replaced in 1842.

[With:] EUCLID. Euclidis Elementorum Libri XV. Graecè & Latinè. Paris: Hieronymum de Marnef & Gulielmum Cauellat, 1573. 8vo (158 x 103 mm). Woodcut device on title-page, numerous in-text woodcut diagrams. Modern half green morocco paste-paper-covered boards, smooth spine gilt, gilt-lettered (some wear, old shelf label at foot of spine). Provenance: contemporary inscriptions; Francis Brethren (inscription); unidentified stamp from a Jesuit Seminary. Second edition, a corrected reimpression of Cavellet’s 1533 Edition, widely used in the 16th Century. Adams E-1001.

Property from the Thomas Sills Trust, Chicago. Illinois

EUCLID (fl. ca 300 B. C.). Analyseis Geometricae Sex Librorum Euclidis. [Strasbourg]: Josias Rihelius, 1566.

EUCLID (fl. ca 300 B. C.). Analyseis Geometricae Sex Librorum Euclidis. [Strasbourg]: Josias Rihelius, 1566.