GEM RESTAURANT
From Encyclopedia Dubuque
GEM RESTAURANT. The 1909 Dubuque City Directory through the 1916-1917 White's Dubuque County Directory located this business at 330 Main.
The 1918 Dubuque and East Dubuque City Directory indicated that this business was located at 320 Main.
The 1911-12 and 1923 Dubuque City Directory listed 330 Main.
