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.
F. D. HENNING AND COMPANY
F. D. HENNING AND COMPANY. A banking firm from Pittsburgh, Pennsylvania, F. D. Henning and Company opened a banking house in Dubuque in 1856.
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Source:
1. Oldt, Franklin T., History of Dubuque County, Iowa. Chicago: Goodspeed Historical Association, 1880. http://www.ebooksread.com/authors-eng/franklin-t-oldt/history-of-dubuque-county-iowa-being-a-general-survey-of-dubuque-county-histor-tdl/page-13-history-of-dubuque-county-iowa-being-a-general-survey-of-dubuque-county-histor-tdl.shtml