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Affiliated with the Local History Network of the State Historical Society of Iowa, and the Iowa Museum Association.
HENRY HEITZELMAN. The 1865 through 1870-1871 Dubuque City Directory, gave the address of this business as 160 Main.
The 1873-74 Dubuque City Directory listed the address as 117 Main.
The 1875-1876 Dubuque City Directory gave 589 Main as the company address.
The 1878-79 and 1880 Dubuque City Directory stated that this business was to be found at 614 Main.