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.
JENCO MANUFACTURING COMPANY
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JENCO MANUFACTURING COMPANY. The 1972 Dubuque City Directory listed 1901 Hawthorne.
The 1977 through 1983 Dubuque City Directory listed 538 E. 9th St.