Osterhout, Gertrude. [Letter from Gertrude Osterhout to Junia Roberts Osterhout, April 22, 1883], letter, April 22, 1883; (https://texashistory.unt.edu/ark:/67531/metapth255596/m1/1/: accessed July 10, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .