"United States Census, 1880," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/M6FQ-YH8 : accessed 4 January 2015), William J Jacks in household of John M Jacks, May, Platte, Missouri, United States, 99; citing sheet 182A, film number 0710, NARA microfilm publication T9, National Archives and Records Administration, Washington D.C.; FHL microfilm 1,254,710.
"United States Census, 1900," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/M38H-MFZ : accessed 4 January 2015), William Jacks in household of John M Jacks, May Township, Platte, Missouri, United States; citing sheet 6A, family 112, NARA microfilm publication T623, National Archives and Records Administration, Washington, D.C.; FHL microfilm 1,240,882.
Is William your ancestor? Please don't go away! Login to collaborate or comment, or ask our community of genealogists a question.
Sponsored Search by Ancestry.com
DNA Connections
It may be possible to confirm family relationships with William by comparing test results with other carriers of his ancestors' Y-chromosome or mitochondrial DNA.
However, there are no known yDNA or mtDNA test-takers in his direct paternal or maternal line.
It is likely that these autosomal DNA test-takers will share some percentage of DNA with William: