"United States Census, 1900," index and images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MMR1-49D : accessed 13 June 2015), Irvin Simmons in household of John Simmons, Humbolt Township Humbolt city, Allen, Kansas, United States; citing sheet 18A, family 382, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, n.d.); FHL microfilm 1,240,469.
"United States Census, 1910," index and images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MKWL-XPS : accessed 13 June 2015), Irven Simmons, Hygiene, Boulder, Colorado, United States; citing enumeration district (ED) 23, sheet 2B, family 32, NARA microfilm publication T624 (Washington, D.C.: National Archives and Records Administration, n.d.); FHL microfilm 1,374,126.
"United States Census, 1920," index and images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MX2W-XNQ : accessed 13 June 2015), Irven Simmons, Longmont Ward 1, Boulder, Colorado, United States; citing sheet 14B, family 449, NARA microfilm publication T625 (Washington D.C.: National Archives and Records Administration, n.d.); FHL microfilm 1,820,155.
"United States Census, 1930," index and images, FamilySearch (https://familysearch.org/ark:/61903/1:1:X7WV-L5Z : accessed 13 June 2015), Irvin Simmons, Highland, Boulder, Colorado, United States; citing enumeration district (ED) 0041, sheet 2A, family 25, line 19, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 230; FHL microfilm 2,339,965.
"United States Census, 1940," index and images, FamilySearch (https://familysearch.org/ark:/61903/1:1:VR6S-17B : accessed 13 June 2015), Irvin Simmons, Election Precinct 21, Boulder, Colorado, United States; citing enumeration district (ED) 7-25, sheet 8B, family 176, NARA digital publication T627 (Washington, D.C.: National Archives and Records Administration, 2012), roll 457.
"United States World War I Draft Registration Cards, 1917-1918," Database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:KZK8-VNG : accessed 13 June 2015), Irven Simmons, 1917-1918; citing Boulder County, Colorado, United States, NARA microfilm publication M1509 (Washington D.C.: National Archives and Records Administration, n.d.); FHL microfilm 1,544,490. [1]
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DNA Connections
It may be possible to confirm family relationships with Irven by comparing test results with other carriers of his Y-chromosome or his mother's 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 Irven: