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.
INVESTA CORP.
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INVESTA CORP. The 1985 Dubuque City Directory listed 1200 Main.
The 1987 Dubuque City Directory listed 951 Iowa.
