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“Bite-Size Bits of Local, National, and Global History”

Duluth in Saint Louis County, Minnesota — The American Midwest (Upper Plains)
 

Float Copper

 
 
Float Copper Marker image. Click for full size.
By William Fischer, Jr., October 9, 2014
1. Float Copper Marker
Inscription.  

This piece of float copper was dredged from the Keweenaw Waterway, Michigan, by the hydraulic dredge "New Jersey"; on May 27, 1932, while working under contract with the United States Engineers Office, Duluth. It was presented to the office by the contractor, the Zenith Dredge Company.

Float copper is native metallic copper, almost chemically pure, which has been dislodged and transported by glacial action. This piece weighs 490 pounds and fragments of this size are rare.
 
Topics. This historical marker is listed in these topic lists: EnvironmentWaterways & Vessels.
 
Location. 46° 46.817′ N, 92° 5.528′ W. Marker is in Duluth, Minnesota, in Saint Louis County. Marker is in Canal Park, at the south end of Canal Park Drive. Touch for map. Marker is in this post office area: Duluth MN 55802, United States of America. Touch for directions.
 
Other nearby markers. At least 8 other markers are within walking distance of this marker. Modern Ship Propeller (a few steps from this marker); Northwoods Sailors (within shouting distance of this marker); United States Merchant Marine / U.S. Navy Armed Guard (within shouting distance of this marker); Dedicated to Davis Helberg
Engraving on Float Copper image. Click for full size.
By William Fischer, Jr., October 9, 2014
2. Engraving on Float Copper
(within shouting distance of this marker); Modern Ship Anchor (within shouting distance of this marker); Capstan (within shouting distance of this marker); Edgar A. Culbertson (within shouting distance of this marker); Trotman Folding Stock Anchor (within shouting distance of this marker). Touch for a list and map of all markers in Duluth.
 
Also see . . .  Some Unusual Specimens of 'Float Copper' (1924 article). (Submitted on November 18, 2014, by William Fischer, Jr. of Scranton, Pennsylvania.)
 
Float Copper and Marker image. Click for full size.
By William Fischer, Jr., October 9, 2014
3. Float Copper and Marker
Duluth Harbor North Breakwater Light in background
 
 
Credits. This page was last revised on November 30, 2020. It was originally submitted on November 18, 2014, by William Fischer, Jr. of Scranton, Pennsylvania. This page has been viewed 442 times since then and 28 times this year. Photos:   1, 2, 3. submitted on November 18, 2014, by William Fischer, Jr. of Scranton, Pennsylvania.
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Dec. 4, 2020