1860, age 14 - IA, Lee, Washington, page 120, family 909. "United States Census, 1860", database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M8L9-PVG : 30 December 2015), Kate M Dewey in entry for George H Dewey, 1860.
Marriage - not found
1870, age 25 - IA, Van Buren, Harrisburg, page 4, family 32. "United States Census, 1870," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MDKM-4R4 : 12 April 2016), W A Tade, Iowa, United States; citing p. 4, family 32, NARA microfilm publication M593 (Washington D.C.: National Archives and Records Administration, n.d.); FHL microfilm 545,920.