Reconnaissance of the Book cliffs coal field between Grand river, Colorado and Sunnyside, Utah,
by G. B. Richardson.
- Washington, Govt. Print. Off., 1909.
- 54 p. illus., x pl. (part fold., incl. map) 24 cm.
- United States. Geological survey. Bulletin 371 .
gs 09000073
Geology--Utah. Geology--Colorado. Coal mines and mining--Utah. Coal mines and mining--Colorado.