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.
PETER GRUTZ
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PETER GRUTZ. The 1909 Dubuque City Directory through the 1916-1917 White's Dubuque County Directory listed 3124 Couler for this contractor.
The 1923 Dubuque City Directory listed 2851 Jackson.