Report of Investigations: Exploration at the Cline Mine, Cabarrus County, N.C. R.I. 3873 (April 1946).
Ephemera, Washington, D.C. United States Department of Interior Bureau of Mines, 1946. Good in No Dust Jacket dust jacket.
Cat's Cradle Books
Ephemera, Washington, D.C. United States Department of Interior Bureau of Mines, 1946. Good in No Dust Jacket dust jacket.