JAY FAMILY COPY (TRAVEL.) Hennepin, Louis. A New Discovery of a Vast Country in America. 2 folding maps, engraved half-title, 6 plates. [22], 299, [33], 178, [2], 303-355 pages. 2 volumes in one. 8vo, contemporary calf, worn, heavily repaired, and detached from text block; maps and folding plates worn with early repairs and separations at folds, marginal note on Niagara Falls dated 1751 on page 29; several generations of owners' inscriptions on front flyleaf and elsewhere. London: M. Bentley, J. Tonson, H. "Bon-wick," et al., 1698