↑ 1.01.1 District of the County of York, Division of the Township of Vaughan, Reg'n 038281/77, in Ontario, Canada. Ontario Canada Births 1869-ongoing. (Toronto, Ontario: Archives of Ontario) MS939, Reel 31, page 757, 2 May 1877.
3 Apr 1877 in Vaughan David Henry Winfield, male, son of George Keffer, farmer, and Mary Murray Informant: Oliver Rupert MD of Maple. Registed 2 May 1877
Vaughan, York West, Ontario, in Canada. 1881 Census of Canada. (Ottawa, Ontario, Canada: Library and Archives Canada) Reel C-13249, Dist 136, SubDist e, Division 7, Page 4, Household 16.
Keffer, George J, m, 32, married, born Ontario, Lutheran, farmer Keffer, Mary, f, 26, married, born Ontario, Lutheran, --- Keffer, David H W, m, 4, single, born Ontario, Lutheran, --- Keffer, Wilbur L, m, 1, single, born Ontario, Lutheran, ---