xii, 108 pp. Folding engraved map. (8vo) 19.4x11.5 cm (7¾x4½"), modern quarter morocco & marbled boards, raised spine bands, red morocco lettering piece.

Charles Marie de La Condamine (1701-1774), French explorer, geographer, and mathematician, spent ten years in present-day Ecuador measuring the length of a degree latitude at the equator and preparing the first map of the Amazon region based on astronomical observations. The map in the present edition is: "A Map of the course of the Maragnon, or Great River of Amazons, as far as it is navigable from Jaen de Bracamoros to its, Mouth, Comprehending also the province of Quito, and the Coast of Guiana, from the North Cape to Essequeba. Drawn in 1743 and 1744, and regulated by Astronomical Observations"

Further Notes from the Files of Warren Heckrotte

Full title: A Succinct Abridgment of a Voyage Made within the Inland Parts of South-America; From the Coasts of the South-Sea, to the Coasts of Brazil and Guiana, down the River of Amazons: As it was read in the Public Assembly of the Academy of Sciences at Paris, April 28, 1745. By Mons. De La Condamine, of that Academy. To which is annexed, A Map of the Maranon, or River of Amazons, drawn by the same. London, Printed for E. Withers, at the Seven Stars, opposite Chancery-Lane, in Fleet-Street; and G. Woodfall, at the King's-Arms, Charing-Cross. MDCCXLVII.

Provenance: Chapel Hill, 7/92

References: Hill p 168. Cox II, p 271. Sabin 38488.  Smith, From Plane to Spheroid.