"The Fourteenth Census of the United States: Population—1920", digital image of original census enumeration page, January 7–8, 1920; Chicago City (Ward 27), Cook County, Illinois. United States Department of Commerce, Bureau of the Census, Washington, D.C. FamilySearch, online genealogical database provided as a public service by The Church of Jesus Christ of Latter-day Saints, Salt Lake City, Utah. Retrieved June 6, 2017.(subscription required)