![](https://cchi.mtu.edu/system/files/styles/archives_watermark_thumbnail/private/9db6d9ec-245d-4da0-8c50-643e5bf9ea78?itok=els2Psaa)
Osceola and Tamarack Stamp Sands Map |
Water, Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Manufacturing Process, Mills and Millwork |
Tamarack and Osceola Stamp Sands. [Map shows the change in shoreline caused by tailings generated by nearby mills.]
Scanned: June 23, 2014 |
|
![](https://cchi.mtu.edu/system/files/styles/archives_watermark_thumbnail/private/ff3fdba5-d37f-484c-99ad-3be32138f6d6?itok=3gnFu7EA)
Osceola and Tamarack Mill Site Map |
Water, Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Manufacturing Process, Mills and Millwork |
[Maps shows the changing sand line of the Ahmeek Sand Bank from 1914 to 1929.]
Scanned: June 23, 2014 |
|
![](https://cchi.mtu.edu/system/files/styles/archives_watermark_thumbnail/private/de332d40-48e3-4e0e-8dbe-746c67f27902?itok=GNN5Lv8B)
Map - Seneca Copper Mining Co. |
Geography, Maps, Metal Trade, Copper Industry and Trade, Copper Mines and Mining, |
Seneca Copper Mining Co., Mine No. 1 near Mohawk, Mich. Surveyed by Johnson and Higgins, N.Y.
Scanned: October 19, 2010 |
|
![](https://cchi.mtu.edu/system/files/styles/archives_watermark_thumbnail/private/44e34a4e-ae33-4911-b8fa-d3d0b18c9c00?itok=GugXTrQu)
Map - Seneca Copper Mining Co. |
Geography, Maps, Metal Trade, Copper Industry and Trade, Copper Mines and Mining, |
Seneca Copper Mining Co., Mine Nos. 2 & 3, 1 mile N.E. of Mohawk, Mich. Surveyed by Johnson and Higgins, N.Y.
Scanned: October 19, 2010 |
|
![](https://cchi.mtu.edu/system/files/styles/archives_watermark_thumbnail/private/8e20e0f9-ffbf-4534-9494-bf107b262f1d?itok=xHnZQIMk)
Map - Mills |
Natural Resources, Mines and Mineral Resources, Manufacturing Process, Mills and Millwork, Water |
General Map of mills Along. [Map shows features such as the Hecla Stamp Sands, the Hecla Mill, a coal dock and C&H Smelting works.]
Scanned: July 11, 2013 |
|
![](https://cchi.mtu.edu/system/files/styles/archives_watermark_thumbnail/private/62135082-dc20-4141-b967-b55a0e63ed4b?itok=tBU-pK3p)
Calumet and Hecla Smelting Works Drawing |
Natural Resources, Mines and Mineral Resources, Manufacturing Process, Mills and Millwork, |
Calumet and Hecla Consolidated Copper Company, Furnace Building and Extension. Includes plan and section.
Scanned: July 11, 2013 |
|
![](https://cchi.mtu.edu/system/files/styles/archives_watermark_thumbnail/private/f36e91f9-6e06-4f3f-87d2-d3b210179a1a?itok=KqDCiib2)
Logo for the Atlas Powder Company of Senter, Michigan |
Industries, Metal Trade, Copper Industry and Trade, Copper Mines and Mining, |
Atlas Explosives logo [scanned from a letter dated December 13, 1918, from Atlas to the Calumet & Hecla Mining Company]
Scanned: January 23, 2006 |
|
![](https://cchi.mtu.edu/system/files/styles/archives_watermark_thumbnail/private/cb4d0b51-7d83-43bf-ba5e-eb8e2ec64489?itok=98BkEMGP)
Isle Royale Copper Co. |
Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Buildings, |
Isle Royale Copper Co. - No. 6 Dry [Image of mining building.]
Scanned: December 1, 2008 |
|
![](https://cchi.mtu.edu/system/files/styles/archives_watermark_thumbnail/private/250b736d-e185-4eea-82a6-5334f679fae7?itok=VwkLTxp1)
Isle Royale Copper Co. |
Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Buildings, |
Isle Royale Copper Co. - No. 5 Shaft & Rockhouse [Image of mining building.]
Scanned: December 1, 2008 |
|
![](https://cchi.mtu.edu/system/files/styles/archives_watermark_thumbnail/private/2a47daac-e810-46ba-ae53-0e4d9e59accf?itok=ogHFFf6U)
Isle Royale Copper Co. |
Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Buildings, |
Isle Royale Copper Co. - New Dwellings [Photo of a dirt road lined with smiliar miner homes.]
Scanned: December 1, 2008 |
|