Bibliography of coal resources in Colorado. 32 pages. Digital PDF download. B-34-AD
This bibliography — spanning years through 1971 — includes references to published information and to publicly accessible file reports. It primarily covers the occurrences and characteristics of Colorado’s coal resources with additional references pertinent to exploration and development.It is supplemented by B-41 Bibliography and Index of Publications Related to Coal in Colorado: 1972-1977. Note that B-41 also includes a number of pre-1972 references that are not listed in Bulletin 34-A.