Sybil was counted in a census2 in 1910 at
, Monroe, Michigan, USA.
Appendix A - Sources
1. Compiled
by The Church of Jesus Christ of Latter-day Saints, 1920 United States
Federal Census (Compiled by: Family
History Library; FamilySearch; (http://familysearch.org)), 28 Jul 2012, Family
History Library, 35 North West Temple Street, Salt Lake City, UT
84150-3440.""United States Census, 1920," index and images,
FamilySearch (https://familysearch.org/pal:/MM9.1.1/MZQV-32X : accessed 28 July
2012), Sybil J Cook in household of Dora M Cook, , Monroe, Michigan."
2. Compiled
by The Church of Jesus Christ of Latter-day Saints, 1920 United States
Federal Census , 28 Jul 2012.""United States Census, 1920,"
index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/MZQV-32X
: accessed 28 July 2012), Sybil J Cook in household of Dora M Cook, , Monroe,
Michigan."