^Clark, S. B. F. (1929). How many miles from St. Jo?: The log of Sterling B. F. Clark, a forty-niner, with comments. San Francisco: Priv. print (includes a brief autobiography of James Phelan) online at HathiTrustنسخة محفوظة 16 ديسمبر 2019 على موقع واي باك مشين.
^Legacy of a Native Son: James Duval Phelan & Villa Montalvo, pg. 10, (1993), by James P. Walsh and Timothy J. O'Keefe; "Creating the Fortune, Creating the Family," Journal of the West, (Spring, 1992) by James P. Walsh