Title: Electrolytic Plant Engineering Drawings- Struts and Roof Bracing
Subject Headings: Metal Trade - Copper Industry and Trade, Natural Resources - Mines and Mineral Resources - Copper Mines and Mining,
Description: Worden- Allen Company drawings for the Calumet and Hecla Minng Company's Electrolytic Plant. This drawing focuses on the struts and roof bracing.
Source of Description: Front of Drawing
Institution: Michigan Technological University Archives and Copper Country Historical Collections
Date of Photo: 1913
Medium: still image
Size: 62 cm x 92.5 cm
Image No: Map 270-2741-8
Collection Name: MS005; Calumet and Hecla Mine Drawings Collection
Please login if you would like to comment on this image.