"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
JEFFERSON TRANSPORTATION COMPANY
JEFFERSON TRANSPORTATION COMPANY. The 1937 Dubuque Consurvey Directory and 1939 Dubuque City Directory listed 876 Locust.
The 1941 Dubuque City Directory and 1942 Dubuque Classified Business Directory listed 303 Main.
The 1945 Dubuque City Directory through 1948 Dubuque Classified Business Directory listed 301 Main.