http://vitalstats.gov.mb.ca/Query.phpBirths
Mary Elizabeth Thackray, 03/12/1907, Winnipeg, Manitoba
Mother: Hannah Markham
Edith Thackray, 31/01/1910, Winnipeg, Manitoba
Mother: Hanna Markham
http://automatedgenealogy.com1911 Census of Canada
British Columbia/Nanaimo/7 Oak Bay/page 6
Frank Thackery, head, April 1882, age 29, b. England, imm. 1906, carpenter
Hannah Thackery, wife, Oct 1881, age 30, b. England, imm. 1906
Mary Thackery, daughter, Dec 1908, age 3, Manitoba
Edith Thackery, daughter, Jan 1910, age 1, Manitoba
Stanley Thackery, brother, May 1890, age 21, imm. 1909, plasterer
Note the alternate spelling of the name.