Drawer 33 A 11
Contains 9 Results:
Hoist House and Engine House Plans (5 items), 1910-1911
The Lake Copper Company Records consist mostly of injury and financial records, as well as some engineering records and material relating to the company's dissolution.
Surface and Property Maps (9 items), 1910-1911, undated
The Lake Copper Company Records consist mostly of injury and financial records, as well as some engineering records and material relating to the company's dissolution.
Tram Car Drawings (2 items), Aug 1912
The Lake Copper Company Records consist mostly of injury and financial records, as well as some engineering records and material relating to the company's dissolution.
Underground Maps (14 items), 1901-1913, undated
The Lake Copper Company Records consist mostly of injury and financial records, as well as some engineering records and material relating to the company's dissolution.
Proposed Leaching and B-K Plant Plans (3 items), Apr 1924
This subseries consists of engineering records, drawings, and production records, as well as material relating to the unionization of the smelter's workforce. The material is mostly from Superintendent George P. Schubert, with some additional material from Chief Clerk William H. Rowe.
Reverberatory Plant Drawings (2 items), 1903
This subseries consists of engineering records, drawings, and production records, as well as material relating to the unionization of the smelter's workforce. The material is mostly from Superintendent George P. Schubert, with some additional material from Chief Clerk William H. Rowe.