Source: Per email from Michael Carmichael re. associated research about the 116th Battalion, CEF.
Family Search: Alexander William Walker was born on 16 June 1878, in London, England, United Kingdom as the son of George Walker and Joan J Merritt. He married Annie Elizabeth Bruce on 5 September 1897, in Tower Hamlets, London, England, United Kingdom. They were the parents of at least 3 sons and 1 daughter. He immigrated to Canada in 1910 and lived in Oshawa, Ontario, Ontario, Canada for about 7 years. In 1915, at the age of 37, his occupation is listed as mechanic in Oshawa, Ontario, Ontario, Canada. He died on 25 July 1929, in Toronto, York, Ontario, Canada, at the age of 51, and was buried in Oshawa Union Cemetery, Oshawa, Ontario, Ontario, Canada.
Solder of the 116th Battalion transferred to service with the 18th.
History of the 18th Battalion CEF, "The Fighting Eighteenth" 