Books by Sanford R. Wilbur
Nine feet from tip to tip
Condor tales
The McCully train
The McCully train
If God Is God
Birds of Baja California
Endangered and threatened spec
Endangered and threatened species
Vulture biology and management
The California condor, 1966-76
The literature of the western
The literature of the western clapper rails
The literature of the Californ
The literature of the California black rail