Cite This Item
MLA
Bownocker, J. A. (John Adams). A geological map of Ohio. Columbus: Geological Survey of Ohio, 1909. Web. 19 Apr 2024. <https://ark.digitalcommonwealth.org/ark:/50959/4m90f8651>.
APA
Bownocker, J. (1909). A geological map of Ohio [Map]. Retrieved from https://ark.digitalcommonwealth.org/ark:/50959/4m90f8651
Chicago
Bownocker, J. A. (John Adams). "A geological map of Ohio." Map. Columbus: Geological Survey of Ohio, 1909. Digital Commonwealth, https://ark.digitalcommonwealth.org/ark:/50959/4m90f8651 (accessed April 19, 2024).