Encyclopedia Dubuque
"Encyclopedia Dubuque is the online authority for all things Dubuque, written by the people who know the city best.” —Marshall Cohen, CNN
Affiliated with the Local History Network of the State Historical Society of Iowa, and the Iowa Museum Association
WM. S. ALLARDYCE & CO.

WM. S. ALLARDYCE & CO. The 1858-1859 Dubuque City Directory listed 111 Main.
The 1859-1860 and 1860 Dubuque City Directory listed 10th and Jackson. (1)
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Source:
1. Sommer, Lawrence J. The Heritage of Dubuque; An Architectural View, Tel Graphics. East Dubuque, 1975, p. 158


