Sydney H. Coleman. (1924). Henry Bergh: Founders of the Anticruelty Cause in America. In Humane Society Leaders in America. The American Humane Association, 1924. Ernest Freeberg, A Traitor to his Species: Henry Bergh and the Birth of the Animal Rights Movement. New York: Basic Books, 2020. Nancy Furstinger, Mercy: The Incredible Story of Henry Bergh, Founder of the ASPCA and Friend of Animals. New York: Houghton Mifflin Harcourt, 2016. Gary Kaskel, Monsters and Miracles: Henry Bergh's America. Infinity Publications, 2013. Mildred Mastin Pace, Friend of Animals: The Story of Henry Bergh. New York: Charles Scribner's Sons, 1942. J. Riis, "The Child-Saving Movement," in P. Fass and M.A. Mason (eds.), Childhood in America. New York: New York University Press, 2000; pp. 539–542. Eric A. Shelman & Stephen Lazoritz, The Mary Ellen Wilson Child Abuse Case and the Beginning of Children's Rights in 19th Century America. New York, McFarland & Company, 2005. Eric A. Shelman and Stephen Lazoritz, Out of the Darkness: The Story of Mary Ellen Wilson. Lake Forest, CA, Dolphin Moon Publishing, 1999. Zulma Steele, Angel in Top Hat. New York: Harper & Brothers Publishers, 1942.
Sydney H. Coleman. (1924). Henry Bergh: Founders of the Anticruelty Cause in America. In Humane Society Leaders in America. The American Humane Association, 1924. Ernest Freeberg, A Traitor to his Species: Henry Bergh and the Birth of the Animal Rights Movement. New York: Basic Books, 2020. Nancy Furstinger, Mercy: The Incredible Story of Henry Bergh, Founder of the ASPCA and Friend of Animals. New York: Houghton Mifflin Harcourt, 2016. Gary Kaskel, Monsters and Miracles: Henry Bergh's America. Infinity Publications, 2013. Mildred Mastin Pace, Friend of Animals: The Story of Henry Bergh. New York: Charles Scribner's Sons, 1942. J. Riis, "The Child-Saving Movement," in P. Fass and M.A. Mason (eds.), Childhood in America. New York: New York University Press, 2000; pp. 539–542. Eric A. Shelman & Stephen Lazoritz, The Mary Ellen Wilson Child Abuse Case and the Beginning of Children's Rights in 19th Century America. New York, McFarland & Company, 2005. Eric A. Shelman and Stephen Lazoritz, Out of the Darkness: The Story of Mary Ellen Wilson. Lake: Fore,st, CA, Dolphin Moon Publishing, 1999. Zulma Steele, Angel in Top Hat. New York: Harper & Brothers Publishers, 1942.