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- [S3667] Ancestry.com, 1940 United States Federal Census, (Name: Name: Ancestry.com Operations, Inc.; Location: Provo, UT, USA; Date:2012;;), Year: 1940; Census Place: Lodge Grass, Big Horn, Montana; Roll: T627_2212; Page: 4A; Enumeration District: 2-14.
Record for Robert Rowntree
http://search.ancestry.com/cgi-bin/sse.dll?db=1940usfedcen&h=76483249&indiv=try
- [S3640] Ancestry.com, 1920 United States Federal Census, (Name: Ancestry.com Operations, Inc.; Location: Provo, UT, USA; Date: 2010;), Year: 1920; Census Place: Crow Reservation, Big Horn, Montana; Roll: T625_967; Page: 24A; Enumeration District: 5; Image: 313.
Record for Robert Roundtree
http://search.ancestry.com/cgi-bin/sse.dll?db=1920usfedcen&h=71882597&indiv=try
- [S2948] Ancestry.com, 1910 United States Federal Census, (Name: Ancestry.com Operations Inc; Location: Provo, UT, USA; Date: 2006;), Year: 1910; Census Place: Big Red, Sheridan, Wyoming; Roll: T624_1747; Page: 5B; Enumeration District: 0115; FHL microfilm: 1375760.
Record for Mildred Graham
http://search.ancestry.com/cgi-bin/sse.dll?db=1910uscenindex&h=154658368&indiv=try
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