[N.p. 1937]. [3],53pp., rectos only, including fifty-nine vernacular sepia-toned photographs measuring 2.5 x 3.5 inches and a few maps and manuscript diagrams. Typed self wrappers, brad-bound. Minor creasing and dust-soiling to wrappers. Clean internally. A profusely illustrated report, with a few hand-drawn diagrams and numerous manuscript emendations, focused on various..... More