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Affiliated with the Local History Network of the State Historical Society of Iowa, and the Iowa Museum Association.
PETER GRINGS. The 1865 through 1870-1871 Dubuque City Directory located this business at 146 Main.
The 1868-69 through 1873-74 Dubuque City Directory listed 149 Main.
The 1874-1875 through 1880 Dubuque City Directory stated that this business was located at 558 Locust.
According to the 1883 Dubuque City Directory, this business was located at "the head of 6th."