The copper deposits of the Clifton-Morenci district, Arizona - Lindgren, Waldemar, 1860-1939. (Washington : Govt. Print. Off., 1905)
Subject series: A, Economic geology, 57; B, Descriptive geology, 68.
Issued also as House doc. no. 199, 59th Cong., 1st sess.
Literature: p. 30-32.
Keywords: Copper ores -- Arizona