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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.


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BUSINESS SUPPLY COMPANY. The 1948 Dubuque Classified Business Directory through 1968 Dubuque City Directory listed 648 Main.

The 1970 through 1980 Dubuque City Directory listed 1256 Central.

The 1983 through 1989 Dubuque City Directory listed 356 Main.