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.
CARL A. VAN DUELMAN
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CARL A. VAN DUELMAN. The 1934 Dubuque City Directory listed 1048 Julien.
The 1937 through 1945 Dubuque City Directory listed 590 Seminary.
The 1948 Dubuque Classified Business Directory listed 500 Seminary.