59 2 p.: illus. (incl. ports., map); 23 cm.
Happy valley, a promoter's paradise: being an historic sketch of Eldora, Colorado and its environs / by Donald C. Kemp and John R. Langley, with an introduction by Clyde Robertson.
Langley, John R., joint author.; Robertson, Clyde.; Smith-Brooks Printing Company., Denver: Smith-Brooks Printing Co., 1945