Subject Headings: Natural Resources - Mines and Mineral Resources, Geography - Maps,
Condition: Good
Description: Sketch Map Green Harbor Mine Ayer & Longyear. [Blueprint plan of a coal mine.]
Source of Description: Blueprint title. [Cataloger]
Institution: Michigan Technological University Archives and Copper Country Historical Collections
Donor: Cynthia Callan
Date of Photo: August 1912
Medium: still image
Color: color
Size: 54.0 cm x 43.9 cm
Polarity: Positive
Image No: MS018-Z-31-01
Collection Name: Scott Turner 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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