Histoire du Calendrier Romain, qui contient son origin & les divers changemens qui lui sont arrivez

A La Haye: Arnout Leers, 1684. Good. A La Haye: Arnout Leers, 1684. 12mo; 19th-century dark brown morocco over marbled paper-covered boards, gilt spine in five compartments; [2],400,[6]pp.; six leaves of tables (collated complete), steel-engraved emblems throughout text, including title page. Binding quite scuffed and worn along margins, joints cracked, rather large loss of spine leather, 20th-century ownership ex libris to front pastedown; a Good, rather unlovely copy, though contents remain clean and sound.

The French engineer and mathematician's account of the history of the Roman calendar, generously illustrated.