Annie Elizabeth Morrill Smith: From one generation to another .. Eigenverlag, Brooklyn 1906 (archive.org).
Annie Elizabeth Morrill Smith: Morrill kindred in America. Lyons Genealogical Co., New York City 1914 (archive.org).
Annie Elizabeth Morrill Smith: Ancestors of Henry Montgomery Smith and Catherine Forshee: and their descendants to the present time; beside the four main lines: […] Eigenverlag, Brooklyn 1921 (archive.org).
Hugh Montgomery Smith. In: DeWitt G. Wilcox und Harry Worthington Paige (Hrsg.): Transactions of the Homœopathic Medical Society of the State of New York. Band32, 1897, S.253f. (google.com).
John William Leonard (Hrsg.): Woman's Who's Who of America. American Commonwealth Company, 1914, S.754 (google.com).
Abel Joel Grout: How the Sullivant Moss Society and the Bryologist Began. In: The Bryologist. Band50, Nr.1. American Bryological and Lichenological Society, 1947, S.1–3, JSTOR:3239580.
Annie Morrill Smith: The Early History of the Bryologist and the Sullivant Moss Society. In: The Bryologist. Band20, Nr.1. American Bryological and Lichenological Society, 1917, S.1–8, JSTOR:3238019.
William D. Reese und William Louis Culberson: One Hundred Years of "The Bryologist". An Overview of the Editors, 1898 to the Present, with Notes on the History and Practices of the Journal and Its Society. In: The Bryologist. Band100, Nr.1, 1997, S.140–142, JSTOR:3244398.