Encyclopedia Dubuque
"Encyclopedia Dubuque is the online authority for all things Dubuque, written by the people who know the city best.”
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Affiliated with the Local History Network of the State Historical Society of Iowa, and the Iowa Museum Association.
W. R. HOLLNAGEL
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W. R. HOLLNAGEL. The 1909 Dubuque City Directory and the 1915 Dubuque City Directory gave the address for this company as 2164 Couler.
The 1918 Dubuque City Directory listed 2196 Couler.