The First Six Books of the Elements of Euclid in which coloured diagrams and symbols are used instead of letters for the greater ease of learners
by Euclid, Oliver Byrne
$17,500 · Offered by Whitmore Rare Books
First edition
London: William Pickering, 1847. First edition. Quarto 233 x 188 mm . A Very Good copy. Geometric title page vignette and extensive diagrams printed in red, yellow, and blue, wood-engraved headpieces, ornamental initials by C. Whittingham of Chiswick, text printed in Caslon old-face type. Contemporary blue pebble-grain cloth, spine lettered in gilt and ruled in blind, black coated endpapers,
Found via Rare Books Intel, a search across rare-book dealers, auction houses and marketplaces worldwide.