No.4 Rock House Alterations, also used for Champion Rock House

Abstract/Description:	See the Details of Chute and Door for Rock Houses blueprint here. See the Details for Rock House blueprint here. See Dimensions at Rock Houses, Trimountain Mine here.
Subject(s):	Copper mines and mining Copper miners Houghton County (Mich.)
Date Created:	1908-02-16

Title:	No.4 Rock House Alterations, also used for Champion Rock House.
Name(s):	Trimountain Mine, creator Adams Township, contributor
Type of Resource:	cartographic
Date Created:	1908-02-16
Physical Form:	drawings (visual works)
Extent:	1 item
Abstract/Description:	See the Details of Chute and Door for Rock Houses blueprint here. See the Details for Rock House blueprint here. See Dimensions at Rock Houses, Trimountain Mine here.
Note(s):	The Copper Range Company, which was established in 1899, operated copper mines in Houghton and Ontonagon Counties. It merged with the Louisiana Land and Exploration Company in 1977. The collection contains records concerning a number of mines and mills owned by the Copper Range Company, but the vast majority of the records are from the Champion Mine and Champion Mill in Painesdale, MI, which operated from 1899 to 1967.
Subject(s):	Copper mines and mining Copper miners Houghton County (Mich.)
Held by:	Adams Township
Restrictions on Access:	No Copyright (https://creativecommons.org/publicdomain/mark/1.0/)
Is Part Of:	Copper Range Company Records. Identifier: PMAS-004
In Collections:	Champion Mine