Washington, D.C. Government Printing Office, 1899. First Edition. Octavo, 28 pages,  fold out charts,  photographic plates, pp. 29 - 36,  diagram, pp. 37 - 40,  diagram, pp. 41 - 44,  fold out charts, ; G; Perfect-bound booklet, in original beige wrappers; Covers show moderate wear / chipping to edges, significant wear to head of spine, and light plus soiling overall; Textblock show light uneven age-toning to edges, moderate foxing to fore-edges, and light shelfwear to bottom edge.