MLA

Parker, Peter, 1804-1888. Journal 8. 3, folder 1. 1836 April 7-1877 June 10. https://collections.library.yale.edu/catalog/16808710.

APA, 6th edition

Parker, Peter, 1804-1888. (["3, folder 1"])(1836 April 7-1877 June 10)[Journal 8]. https://collections.library.yale.edu/catalog/16808710.