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J. H. ROACH & COMPANY
The 1867 through 1873-74 Dubuque City Directory gave as the address for this business 58 Main.
The 1874-1875 through 1878-79 Dubuque City Directory stated that this business was located at 182 Main.
The 1880 Dubuque City Directory indicated that this business was located at 137 Main.
The 1884-1885 Dubuque City Directory listed 137 to 145 Main as the address.
1. "New Confectionery," Dubuque Democratic Herald, May 31, 1864, p. 4. Online: https://news.google.com/newspapers?nid=A36e8EsbUSoC&dat=18640531&printsec=frontpage&hl=en