Title: Calumet & Hecla - Wolverine Tube Division
Photographer: Unknown
Subject Headings: Metal Trade - Copper Industry and Trade, Manufacturing Process, Manpower - Labor - Skilled Labor
Condition: Good
Description: Base Tube Inspection - Base Tubes are inspected for both surface defects and dimensions.
Source of Description: Pictorial Description
Institution: Michigan Technological University Archives and Copper Country Historical Collections
Donor: Universal Oil Products
Date of Photo: 1940's
Medium: still image
Color: black and white
Size: 20.2 cm x 24.9 cm
Polarity: Positive
Image No: MS003-003-002-13
Collection Name: Calumet and Hecla Photograph Collection
Terms of Use: Rights to reproduce and distribute this image may be restricted. Contact the Michigan Technological University Archives and Copper Country Historical Collections for further information.
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