Bingham, Hiram, Machu Picchu: A Citadel of the Incas, report of the Explorations and Excavations Made in 1911, 1912 and 1915 under the auspices of Yale University and the National Geographic Society, limited to 500 copies, this is the dedication copy from the personal collection of Gilbert Grosvenor with his bookplate affixed to the front pastedown, 1930, published for the NGS by Yale University Press, hardcover, small folio, 11.75 x 8.25 inches, slipcase. Provenance: from the estate of a direct descendent of Gilbert Grosvenor, Western PA. Grosvenor was the first full-time employee of the National Geographic Society and Alexander Graham Bell's son-in-law. He went on to become the editor of National Geographic Magazine from 1899-1954 and the President of the National Geographic Society from 1920-1954. Rare - no copies currently listed for sale online. Spine sunned and a faint paper-clip indent to the top edge of the first 5 pages; otherwise a sharp, clean and unmarked copy; slipcase worn but sturdy. Merchandise will be packed and transported by the purchaser at their own risk and expense. A list of recommended shippers is on our website: https://www.conceptgallery.com/auctions/shipping/ .