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.
CY CALLAHAN SERVICE STATION
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CY CALLAHAN SERVICE STATION. The 1937 Dubuque City Directory listed the northeast corner of Jones and Locust.
The 1941 Dubuque City Directory listed 66 Locust.
The 1951 Dubuque City Directory listed Jones and S. Locust.
The 1955 Dubuque City Directory listed 62 Locust.