Natural and cultural history of the Mines of Spain, Dubuque County, Iowa /
by Jean C. Prior [and others].

APA Citation

Prior, J. Cutler., Iowa Natural History Association., Geological Society of Iowa. (1991). Natural and cultural history of the Mines of Spain, Dubuque County, Iowa. [Iowa]: Geological Society of Iowa.

MLA Citation

Prior, Jean Cutler, Iowa Natural History Association, and Geological Society of Iowa. Natural And Cultural History of the Mines of Spain, Dubuque County, Iowa. [Iowa]: Geological Society of Iowa, 1991.