"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.
HERMAN OPPENHEIM. According to the 1883 Dubuque City Directory, this business was located at 687 Main.
The 1884-1885 Dubuque City Directory listed 1219 Iowa as the address.