Title: Calumet and Hecla Mills and Reclamation Plant - Dredge
Photographer: Unknown
Subject Headings: Metal Trade - Copper Industry and Trade - Copper Mines and Mining, Ships,
Condition: Good
Description: Dredge - Digging Ladder - Horizontal [An exterior photo of a sand dredge on Torch Lake. Digging arm is elevated and suction head is visible, showing jets of water used to dislodge stamp sands.]
Source of Description: Lantern Slide Index [cataloger]
Institution: Michigan Technological University Archives and Copper Country Historical Collections
Donor: Calumet and Hecla
Date of Photo: undated
Medium: still image
Color: black and white
Size: 8.3 cm x 10.3 cm
Polarity: Positive
Image No: MS003-024-014
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.
Please login if you would like to comment on this image.