Colorado ,coal and oil- company Rich Canon coal mines, Coal. Creek, Colo. R.M.News. Apr: 1?, 1884 p:8 c.1 Own & operate, Canon coal. mines, Coal. Creek, Colo. Accident. Canfield coal mine, Coal Creek district. Colo. 1884 advertise Caldwell coalmine coal, Canon City dist. , 1884 p.4 c.4 0
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