Cite

1909 - 1910

MLA

Yale Peruvian Expedition ($d: 1911). 1909 - 1910. Box 5, folder 1. 1909 - 1910. https://collections.library.yale.edu/catalog/33346303.

APA, 6th edition

Yale Peruvian Expedition ($d: 1911). (["Box 5, folder 1"])(1909 - 1910)[1909 - 1910]. https://collections.library.yale.edu/catalog/33346303.