Encyclopedia Dubuque
"Encyclopedia Dubuque is the online authority for all things Dubuque, written by the people who know the city best.”
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Affiliated with the Local History Network of the State Historical Society of Iowa, and the Iowa Museum Association.
KOCH ASPHALT SALES
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KOCH ASPHALT SALES. The 1983 through 1987 Dubuque City Directory listed 200 Terminal.
The 1989 Dubuque City Directory listed E. 12th St. Extension.
The 1993 Dubuque City Directory listed Koch Materials Company at the same address.