"Encyclopedia Dubuque is the online authority for all things Dubuque, written by the people who know the city best.”
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JOHN J. GROMMERSCH
JOHN J. GROMMERSCH. The 1916-1917 White's Dubuque County Directory through the 1922 Dubuque Telephone Directory listed 455 7th as the address.
The 1934 Dubuque City Directory through 1942 Dubuque Classified Business Directory listed 55 E. 7th.