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Encyclopedia Dubuque

www.encyclopediadubuque.org

"Encyclopedia Dubuque is the online authority for all things Dubuque, written by the people who know the city best.”
Marshall Cohen—researcher and producer, CNN

Affiliated with the Local History Network of the State Historical Society of Iowa, and the Iowa Museum Association.




DUBUQUE AND BRECKENRIDGE MINING COMPANY: Revision history

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31 August 2025

25 August 2025

24 August 2025

29 December 2020

  • curprev 18:1518:15, 29 December 2020Randylyon talk contribs 452 bytes +452 Created page with "DUBUQUE AND BRECKENRIDGE MINING COMPANY. Formed in 1882, the company owned land two miles from Breckenridge, Colorado. The vein of ore (unidentified in the article) was eighte..."