Source: Ancestry.com. 1920 United States Federal Census [database on-line]. Provo, UT, USA: Ancestry.com Operations, Inc., 2010. Images reproduced by FamilySearch.
Original data: Fourteenth Census of the United States, 1920. (NARA microfilm publication T625, 2076 rolls). Records of the Bureau of the Census, Record Group 29. National Archives, Washington, D.C. For details on the contents of the film numbers, visit the following NARA web page: NARA. Note: Enumeration Districts 819-839 are on roll 323 (Chicago City).
Thank you to Michael Harris for creating WikiTree profile Mclaughlin-1097 through the import of M. F. Harris Family Tree_2013-09-09.ged on Oct 28, 2013. Click to the Changes page for the details of edits by Michael and others.
It may be possible to confirm family relationships with Louise by comparing test results with other carriers of her mitochondrial DNA.
However, there are no known mtDNA test-takers in her direct maternal line.
It is likely that these autosomal DNA test-takers will share DNA with Louise: