Ellsworth Commercial Writing Books, by The Author of The Ellsworth System of Penmanship and Bookkeeping. New York: Boorum & Pease. July 22, 1879. “Mary A. Somes, Oct. 1891” is written in pencil on the cover. Inside are pages of lines written over and over to practice cursive writing.
“Ellsworth Commercial Writing Books of Mary Somes,” Mount Desert Island Historical Society, accessed November 21, 2024, https://mdihs.digitalarchive.us/items/show/2176.Item 2542