Coal. Colorado Denver men open coal mine near Steamboat. RMN Jan. 6, 1947 "Early coal mining in the west.--beginning with 1868." Newcomen Society Dec. 1948 12 dealers warn Truman shortage here is critical. RMN Dec. 28, 1949 p.5 Ira Quimby Sanborn, discoverer of Somerset and Bowie coal mines along North Fork of the Gunnison. Rockwell. The New Frontier C978-33 W523ro P-111-112 U.S. Steel buys Somerset Mine. Cervi's .journal 0 13, 1955 p.1 0
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