Heyman, Ira Michael. "Curriculum Vitae"(PDF). School of Law at the University of California, Berkeley. Archived from the original(PDF) on 2006-02-12. Retrieved 2007-08-19.
"Benjamin F. Prescott". A Guide to Likenesses of New Hampshire Officials and Governors on Public Display at the Legislative Office Building and the State House Concord, New Hampshire, to 1998. NH.gov. Archived from the original on 2007-07-02. Retrieved 2007-08-20.
Heyman, Ira Michael. "Curriculum Vitae"(PDF). School of Law at the University of California, Berkeley. Archived from the original(PDF) on 2006-02-12. Retrieved 2007-08-19.
"Benjamin F. Prescott". A Guide to Likenesses of New Hampshire Officials and Governors on Public Display at the Legislative Office Building and the State House Concord, New Hampshire, to 1998. NH.gov. Archived from the original on 2007-07-02. Retrieved 2007-08-20.