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Affiliated with the Local History Network of the State Historical Society of Iowa, and the Iowa Museum Association.
A. NIEBUHR. The 1878-79 Dubuque City Directory listed the east side of Clay between 13th and 14th.
The History of Dubuque County, Iowa listed 1314 Clay.
See: A. NIEBUHR
Oldt, Franklin. History of Dubuque County, Iowa. Chicago: Western Historical Company, 1880, p. 853