Cover image for Permissible electric face equipment and other mine equipment approved from January 1969 through December 1974 : a supplement to Bureau of Mines Bulletin 543, and Bureau of Mines Information Circulars 8220, 8299, 8372, and 8463
Title:
Permissible electric face equipment and other mine equipment approved from January 1969 through December 1974 : a supplement to Bureau of Mines Bulletin 543, and Bureau of Mines Information Circulars 8220, 8299, 8372, and 8463
Author:
Lee, F. R.
Personal Author:
Publication Information:
[Arlington, Va.] : U.S. Dept. of the Interior, Mining Enforcement and Safety Administration, 1977.
Physical Description:
87 pages ; 27 cm.
General Note:
Includes indexes.
Language:
English
Format :
Book