Cite

1006. Summit of Marshall Pass

MLA

Jackson, William Henry, 1843-1942. 1006. Summit of Marshall Pass. Box 1. ca. 1879-1894. https://collections.library.yale.edu/catalog/2004807.

APA, 6th edition

Jackson, William Henry, 1843-1942. (["Box 1"])(ca. 1879-1894)[1006. Summit of Marshall Pass]. https://collections.library.yale.edu/catalog/2004807.