Mary E. Harvey's Collection on Minthorne and Heald Family Genealogy. Manuscript Collections. George Foux University and Northwest Yearly Meeting Archives. Murdock Learning Resource Center. George Fox University, Newberg, OR.
Beebe, Ralph. "A Heritage to Honor, A Future to Fulfill: George Fox College, 1891-1991. Newberg, OR: The Barclay Press, 1991.