[en] The Western San Juan Mountains · Their Geology, Ecology, and Human History University Press of Colorado

[en] Rocky Times in Rocky Mountain National Park · an Unnatural History University Press of Colorado

[en] Rocky Mountain Lichen Primer University Press of Colorado

[en] Rocky Mountain National Park · A History University Press of Colorado

[en] Rocky Mountain Flora University Press of Colorado

[en] An Illustrated Guide to the Mountain Stream Insects of Colorado University Press of Colorado

[en] Radicalism in the Mountain West, 1890-1920 University Press of Colorado

[en] Colorado's Sangre De Cristo Mountains University Press of Colorado

[en] A Chinaman's Chance · the Chinese on the Rocky Mountain Mining Frontier University Press of Colorado

[en] Forest Fragmentation in the Southern Rocky Mountains University Press of Colorado

[en] Cache La Poudre the Natural History of a Rocky Mountain River University Press of Colorado

[en] Henry M. Porter · Rocky Mountain Empire Builder University Press of Colorado

[en] Rocky Mountain Boom Town · A History of Durango, Colorado University Press of Colorado

[en] Riches and Regrets · Betting on Gambling in Two Colorado Mountain Towns University Press of Colorado

[en] The Green Vine Colorado Mountain Club

[en] They Came to Play · A Photographic History of Colorado Baseball University Press of Colorado

[en] [Gutenberg 47492] • Old Fort Garland State Historical Society of Colorado Denver

[en] Life on the Rocks University Press of Colorado

[en] This Blue Hollow · Estes Park, the Early Years, 1859 1915 University Press of Colorado

[en] Big Wonderful University Press of Colorado