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.
MRS. MARY VITZHUM
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MRS. MARY VITZHUM. The 1913 Dubuque and Dubuque County Directory through the 1918 Dubuque City Directory stated that this company was located at 408 Leibnitz.
The 1923 and 1934 Dubuque City Directory listed 648 Lowell.