Bibliography of coal resources in Colorado. 32 pages. Digital PDF download. B-34-AD
This bibliography through 1971 includes references to published information and to publicly accessible file reports, concerning the occurrences and characteristics of Colorado’s coal resources. It also includes reports pertinent to exploration for and development of Colorado coal resources.
This bulletin B-34-A was supplemented by B-41 covering the years 1972 -1977. Note that supplemental B-41 includes a number of pre-1972 references that are not listed in Bulletin 34-A, but were discovered later.