1901 personal census, Biddulph Twp, Middlesex Co., ON, image from Library and Archives Canada:
Beatson Joseph, M, Head, Married, 31 Oct 1848, 52, Ont, English, Can, Ch of Eng, Farmer;
Beatson Jane, F, Wife, Married, 13 Dec 1852, 48, Ont, Irish, Can, Ch of Eng;
Beatson John W., M, Son, Single, 31 Oct 1878, 22, Ont, English, Can, Ch of Eng, Farmer's son;
Beatson Joseph A., M, Son, Single, 20 June 1882, 18, Ont, English, Can, Ch of Eng, Farmer's son;
Beatson Jessie E., F, Daughter, Single, 7 Aug 1885, 15, Ont, English, Can, Ch of Eng;
Beatson Annie V., F, Daughter, Single, 10 Sep 1888, 12, Ont, English, Can, Ch of Eng, 10 months in school.