Encyclopedia Dubuque
"Encyclopedia Dubuque is the online authority for all things Dubuque, written by the people who know the city best.”
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Affiliated with the Local History Network of the State Historical Society of Iowa, and the Iowa Museum Association.
DUBUQUE STEAM DYE WORKS
DUBUQUE STEAM DYE WORKS. The business was founded by P. H. E. SOMMERFELD, the father of Adoph Gustav SOMMERFELD, in 1860. It was claimed that the firm was the first of its kind established in Iowa and the fourth established in the United States. He succeeded his father as the head of the company in 1893. The business changed its name to SOMMERFELD'S SANITONE CLEANERS in 1933.
The 1890-91 Dubuque City Directory through 1913 Dubuque and Dubuque County Directory stated that this business was located at 668 Iowa.
The 1911-12 through the 1929 Dubuque City Directory listed 668-678 Iowa.