Guarding trolley wires in mines /
by E.J. Gleim.
APA Citation
Gleim, E. J. (Ernest J.)., United States. Bureau of Mines. (1945). Guarding trolley wires in mines. Washington, D.C.: U.S. Dept. of the Interior, Bureau of Mines.
MLA Citation
Gleim, E. J. (Ernest J.), and United States. Bureau of Mines. Guarding Trolley Wires In Mines. Washington, D.C.: U.S. Dept. of the Interior, Bureau of Mines, 1945.
Warning: These citations may not always be complete (especially for serials).