Letter, To: George Peacock, From: Isaac Austin Hayes, May 16, 1837.

Chicago citation style
Hayes, Isaac Austin, 1802-1839. Letter, To: George Peacock, From: Isaac Austin Hayes, May 16, 1837.. 1837. Retrieved from the Digital Public Library of America, https://digital.library.villanova.edu/Record/vudl:162154. (Accessed December 13, 2018.)
APA citation style
Hayes, Isaac Austin, 1802-1839, (1837) Letter, To: George Peacock, From: Isaac Austin Hayes, May 16, 1837.. Retrieved from the Digital Public Library of America, https://digital.library.villanova.edu/Record/vudl:162154
MLA citation style
Hayes, Isaac Austin, 1802-1839. Retrieved from the Digital Public Library of America <https://digital.library.villanova.edu/Record/vudl:162154>.
Note: These citations are programmatically generated and may be incomplete.