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.
TRI-STATE BLUEPRINT COMPANY
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TRI-STATE BLUEPRINT COMPANY. Established in 1942, Tri-State Blueprint in the 1942 through 1964 Dubuque City Directory was located at 756 Iowa.
In 1970 through 1983 the company was located at 821 Central Avenue. It was called Tri-State Blueprint and Art Supplies.
The 1985 through 1993 Dubuque City Directory listed 821 Central for the Tri-State Blueprint and Framing Company.
In 2010 the company had been moved to 696 Central.
