Group 48? John Smith & Isabella line on SmithConnections.Com DNA Project
"United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M9BH-N7V : accessed 12 October 2017), Willard S Smith in household of Willard W Smith, Winchendon Town (east & north part), Worcester, Massachusetts, United States; citing enumeration district (ED) 1707, sheet 4B, family 93, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,240,695.
"United States World War II Draft Registration Cards, 1942," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:QVJT-Y9WB : 9 April 2016), Willard Somner Smith, 1942; citing NARA microfilm publication M1936, M1937, M1939, M1951, M1962, M1964, M1986, M2090, and M2097 (Washington D.C.: National Archives and Records Administration, n.d.).
Thank you to Kitty Smith for creating WikiTree profile Smith-45719 through the import of John Bland Smiths.ged on Jun 4, 2013.
It may be possible to confirm family relationships with Willard by comparing test results with other carriers of his Y-chromosome or his mother's mitochondrial DNA.
Y-chromosome DNA test-takers in his direct paternal line on WikiTree: