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Encyclopedia Dubuque


"Encyclopedia Dubuque is the online authority for all things Dubuque, written by the people who know the city best.”
Marshall Cohen—researcher and producer, CNN


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JOHN A. VOELKER. According to the 1883 through 1886-87 Dubuque City Directory, this business was located at 1473 Clay.

The 1890-91 through 1899-1900 Dubuque City Directory listed 1487 Clay.

The 1909 Dubuque City Directory located this business at 1487 Clay.