Cite

[Letter: Betsy Hallam to Nathan Hale, Winter Hill]

MLA

[Letter: Betsy Hallam to Nathan Hale, Winter Hill]. 1775. https://collections.library.yale.edu/catalog/2053410.

APA, 6th edition

[Letter: Betsy Hallam to Nathan Hale, Winter Hill]. (1775). [Correspondence, Manuscripts]. https://collections.library.yale.edu/catalog/2053410.