Ancestry.com. 1900 United States Federal Census Original data: United States of America, Bureau of the Census. Twelfth Census of the United States, 1900. Washington, D.C.: National Archives and Records Administration, 1900. T623, 1854 rolls. (Year: 1900; Census Place: Washington, Cass, Indiana; Roll: 362; Page: 7B; Enumeration District: 0023; FHL microfilm: 1240362.)