Source: SS Caronia Passenger Manifest. 1919.
Find-A-Grave
Family Search: Private George Thompson was born on 28 January 1891, in Maryborough Township, Wellington, Ontario, Canada as the son of William Thompson and Elizabeth. He lived in Rothsay, Wellington, Ontario, Canada for about 8 years. He registered for military service in 1918. In 1918, at the age of 27, his occupation is listed as farmer in Rothsay, Wellington, Ontario, Canada.
History of the 18th Battalion CEF, "The Fighting Eighteenth" 