Title: Calumet & Hecla Mining Company - Hecla Mill Drawings
Subject Headings: Engineering, Natural Resources - Mines and Mineral Resources - Copper Mines and Mining,
Description: Calumet & Hecla Mining Comany, Hecla Mill wash heads. Foundation walls and launders plan.
Source of Description: Front of image
Institution: Michigan Technological University Archives and Copper Country Historical Collections
Date of Photo: 1906
Medium: still image
Color: black and white
Image No: MS005-1821
Collection Name: MS-005; Calumet and Hecla Mining Companies Drawing Collection
Please login if you would like to comment on this image.