California's Frontier Naturalists
Annotated Bibliography of Colorado Vertebrate Zoology, 1776-1995
The Cottonwood River-bottom Community as a Vertebrate Habitat Beidleman, Richard Gooch
Dynamic Equilibrium
Plants of Rocky Mountain National Park
Interaction of Man & the Biosphere
A Partial Bibliography of Techniques in Mammalogy
Rocky Mountain National Park
Guide to the Winter Birds of Colorado
The Cottonwood River-bottom Community as a Vertebrate Habitat
The Status of the Lizard Cnemidophorus Perplexus Baird and Girard (Teiidae)
Annotated Bibliography of Colorado Vertebrate Zoology, 1776-1995
Early Fur Returns from the Pacific Northwest
A Partial, Annotated Bibliography of Colorado Ethnology
The Vertebrate Ecology of a Colorado Plains Cottonwood River Bottom
Naturalist Guide to the Gem Lake Trail, Rocky Mountain National Park
The Gunnison River Diversion Project
Guide to the Birds of Prey of Colorado
Administrative History of the Black Canyon of the Gunnison National Monument