"United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MGVM-RR3 : accessed 28 October 2017), Perneca Mercer in household of Issac B Mercer, Kalama, Cowlitz, Washington, United States; citing enumeration district (ED) ED 82, sheet 4B, family 67, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 1655; FHL microfilm 1,375,668.
1910 Kalama, Cowlitz, Washington #82-4b
Isaac B 29 MO M1 8 yrs Pernica 27 MO 5 children 3 living Era" 5 MO Paul 3 CO Ruth 1 OR
WWI Registration Card Rainier, Columbia, Oregon 12 Sep 1918
Isaac Bluford Mercer born 25 Nov 1880 Pernesa Parlie Mercer
"United States Census, 1920," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M4Z1-ZSF : accessed 28 October 2017), Pernese Mercer in household of Lzac Mercer, Apiary, Columbia, Oregon, United States; citing ED 94, sheet 10B, line 84, family 132, NARA microfilm publication T625 (Washington D.C.: National Archives and Records Administration, 1992), roll 1493; FHL microfilm 1,821,493.
1920 Apiary, Columbia, Oregon #94-10b
Isaac 39 MO Pernise 37 MO Aron 14 MO Paul 12 CO Ruth 11 OR Ray 9 WA Clara 8 WA Mildred 6 OR Carl 2 OR
"United States Census, 1930," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:XC98-CT4 : accessed 28 October 2017), Pernesa Mercer in household of Isaac B Mercer, Rainier, Columbia, Oregon, United States; citing enumeration district (ED) ED 19, sheet 4B, line 77, family 123, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 1941; FHL microfilm 2,341,675.
1930 Rainer, Columbia, Oregon #19-4b
Isaac B 49 MO Pernesa 47 MO Ray R 19 WA Clara C 18 WA Mildred 16 OR Carl I 12 OR19
"United States Census, 1940," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:VRTS-PY3 : accessed 28 October 2017), Pernesa P Mercer in household of Isac B Mercer, Lacomb, Lacomb Election Precinct, Linn, Oregon, United States; citing enumeration district (ED) 22-27, sheet 7A, line 23, family 142, Sixteenth Census of the United States, 1940, NARA digital publication T627. Records of the Bureau of the Census, 1790 - 2007, RG 29. Washington, D.C.: National Archives and Records Administration, 2012, roll 3371.
Thank you to Aaron Tassin for creating WikiTree profile Mercer-739 through the import of John Nicholson (1821 - 1863).ged on Jun 22, 2013.
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Featured National Park champion connections: Issac is 17 degrees from Theodore Roosevelt, 22 degrees from Stephanus Johannes Paulus Kruger, 18 degrees from George Catlin, 18 degrees from Marjory Douglas, 23 degrees from Sueko Embrey, 19 degrees from George Grinnell, 25 degrees from Anton Kröller, 19 degrees from Stephen Mather, 26 degrees from Kara McKean, 18 degrees from John Muir, 20 degrees from Victoria Hanover and 23 degrees from Charles Young on our single family tree. Login to find your connection.