"Henry Codman Potter". Academy Stamp & Autograph of Beverly Hills || Academy Stamp and Autograph of Beverly Hills. July 21, 1908. Retrieved November 29, 2019.
United States. Congress (1891). United States Congressional Serial Set. U.S. Government Printing Office. p. 60. Retrieved November 29, 2019. "Francis M. Potter," pages 1-4.
Churchman Associates, inc (1901). The Churchman. Churchman Company. p. 14. Retrieved November 29, 2019. {{cite book}}: |first= has generic name (help)
Churchman Associates, inc (1909). The Churchman. Churchman Company. p. 384. Retrieved November 29, 2019. {{cite book}}: |first= has generic name (help)