[Halftone plates in Sacred mysteries among the Mayas and the Quiches, 11,500 years ago]

Le Plongeon, Augustus, 1826-1908. Sacred mysteries among the Mayas and the Quiches, 11,500 years ago : their relation to the sacred mysteries of Egypt, Greece, Chaldea and India : Free masonry in times anterior to the temple of Solomon : illustrated · 1886

"17 half-tone plates, the frontispiece, a portrait of the author, the remainder photographs of Mayan temples and bas-relief...[this copy] is one of the earliest half-tone books in the United States. John Moss's method of half-tone was a secret one and was not patented."--Hanson Collection catalog, p. 88