Encyclopedia Dubuque
"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.
H. MARKLE AND COMPANY
H. MARKELL & COMPANY. H. Markell & Co.'s bank was operating in Dubuque by 1861. It was closed January 6, 1868 with the assignment made to Henry L. STOUT and T. C. Roberts, two of the heaviest creditors. The liabilities were placed at $70,000. (1)
The 1861 Dubuque City Directory listed 6th and Main.
The 1865 Dubuque City Directory listed 93 Main.
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Source:
Oldt, Franklin T. History of Dubuque County, Iowa. http://www.ebooksread.com/authors-eng/franklin-t-oldt/history-of-dubuque-county-iowa-being-a-general-survey-of-dubuque-county-histor-tdl/page-18-history-of-dubuque-county-iowa-being-a-general-survey-of-dubuque-county-histor-tdl.shtml