Letter from Edna L. Ferry to Charles A. Ferry and Rosella E. Ferry, 1901 October 22
Letter from Edna L. Ferry to Charles A. Ferry, 1903 January 14
Letter from Edna L. Ferry to Charles A. Ferry, 1903 May 21
Letter from Edna L. Ferry to Charles A. Ferry, 1903 June 10
Letter from Edna L. Ferry to Charles A. Ferry, 1903 June 17