Haverford College Quaker & Special Collections holds rich resources related to the history of science from the scientific revolution to the present. Most of the materials presented are printed materials. Links to online collection guides or catalog records have been provided throughout this guide, but most sources must be consulted in paper in Special Collections. Librarians in Special Collections are eager to assist with research and may be contacted at HC-Special@haverford.edu.
"Black Squirrels." Audubon, John James, Viviparous Quadrupeds of North America. New York : J.J. Audubon, 1845-48.