Sources

(1)    Family records. Alexander McG. Stewart papers on deposit at St. John Fisher College, Pittsford, NY, USA.
(2)    Family records. Harold S. Stewart papers on deposit with his son Gordon M. Stewart.
(3)    International Genealogical Index, Church of Jesus Christ of Latter-Day Saints.
(4)    J.W.A. Stewart, "There Were Giants In Those Days", The Canadian Baptist, Aug. 9, 1934. Obituaries in Durham Review, Feb. 25, 1904, and The Canadian Baptist, April 14 , 1904
(5)    Canada Census, 1851, Wellington County, Ontario.
(6)    Gravestone, Fergus, Wellington County, Ontario.
(7)    Obituaries in Stratford Daily Beacon, Dec. 15, 1900, and The Canadian Baptist, Jan 3, 1901.
(8) Canada Census, 1881, 1891, Durham, Grey County, Ontario.
(9) Family records, James Stuart Rennie.
(10) Family records, Caldwell family via Mrs. James S. Rennie.
(11) Family records. Stewart and Helen Poole.
(12) Marriage register, Wellington County, Ontario.
(13) Gravestone, Durham, Grey County, Ontario.
(14) The Canadian Baptist, June 13, 1872.
(15) "    "    "    July 3, 1873.
(16) "    "    "    Jan. 3, 1901.
(17) Canada Census, 1861, Glenelg, Grey County, Ontario.
(18) Family records, Douglas Dadson.
(19) Canada Census, various years, Fergus, Ontario.
(20) Family records. Alvin and Shirley Caldwell.
(21) Parish records.
(22) Obituaries
(23) Family members.
(24) Alexander Stewart's will.
(25) Flint [Michigan) Genealogical Society, Genesee County, Michigan, Cemeteries, Vol. IX, and other data.

I regret the omission of anyone left out and any errors inadvertently included.