Slate deposits and slate industry of the United States - Dale, T. Nelson (Thomas Nelson), 1845-1937.; Eckel, Edwin C. (Edwin Clarence), 1875-1941.; Hillebrand, W. F. (William Francis), 1853-1925; Coons, Altha Titsworth (Washington, Govt. Print. Off., 1906)
Subject series : A, Economic geology, 63.
Issued also as House doc. no. 469, 59th Cong., 1st sess.
"Bibliography of slate" : p. 138-145.
Includes index.
Keywords: Slate