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“Bite-Size Bits of Local, National, and Global History”
“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 metallica 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.
 
Location. 46° 46.817′ N, 92° 5.528′ W. Marker is in Duluth, Minnesota, in Saint Louis County. Click for map. Marker is in Canal Park, at the south end of Canal Park Drive. Marker is in this post office area: Duluth MN 55802, United States of America.
 
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 (within shouting distance of this marker); Modern Ship Anchor (within shouting distance of this marker);
Engraving on Float Copper image. Click for full size.
By William Fischer, Jr., October 9, 2014
2. Engraving on Float Copper
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). Click for a list of all markers in Duluth.
 
Also see . . .
1. Some Unusual Specimens of 'Float Copper' (1924 article). (Submitted on November 18, 2014, by William Fischer, Jr. of Scranton, Pennsylvania.)
2. Lake Superior Maritime Museum Association. (Submitted on November 18, 2014, by William Fischer, Jr. of Scranton, Pennsylvania.)
 
Categories. EnvironmentWaterways & Vessels
 
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 originally submitted on , by William Fischer, Jr. of Scranton, Pennsylvania. This page has been viewed 238 times since then and 11 times this year. Photos:   1, 2, 3. submitted on , by William Fischer, Jr. of Scranton, Pennsylvania. This page was last revised on June 16, 2016.
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