CHRISTMAN & HEALEY
According to the 1883 Dubuque City Directory, this business was located at 384 Main.
The 1884-1885 through 1899-1900 Dubuque City Directory listed 378 Main as the address.
Oldt, Franklin. History of Dubuque County, Iowa. Chicago: Western Historical Company, 1880, p. 802
Portrait and Biographical Record of Dubuque, Jones and Clayton Counties, Iowa. Chapman Publishing Company, 1894, p. 317