MLA

Russell, Andrew J., 1829-1902. Among Timber of Laramie Mountains. box 4. circa 1864-1869. https://collections.library.yale.edu/catalog/33350221.

APA, 6th edition

Russell, Andrew J., 1829-1902. (["box 4"])(circa 1864-1869)[Among Timber of Laramie Mountains]. https://collections.library.yale.edu/catalog/33350221.