Denver: Frank S. Thayer.
Hardcover. Very good. c. 1900. 16 halftone images (5.25" x 8") mounted on stiff cards, accordion folded in original brown cloth portfolio with mounted halftone illustration, snap closure. Title page printed in embossed red letters. Unobstrusive number written in ink on front cover, some light marginal soiling, small ownership stamp on front pastedown; very good. Images are captioned, and include the Black Canyon of the Gunnison, Clear Creek Canyon, Platte Canyon, Grand Canyon of the Arkansas, Boulder Canyon, Los Pinos Canyon, Williams Canyon, Cheyenne Canyon, and others. Several show railroad routes or bridges.