Source: Per research by 160th Battalion Facebook Group. Confirmed served with 18th Battalion.
Family Search: When Private Frank Stanley Edgar was born on 22 August 1892, in Whitechurch, Bruce, Ontario, Canada, his father, James Emanuel Edgar, was 38 and his mother, Frances Ann Grey Edgar, was 32. He married Jean Isabel Campbell on 9 November 1920, in Teeswater, Bruce, Ontario, Canada. He lived in Ontario, Canada in 1892 and Bruce Township, Bruce, Ontario, Canada for about 10 years. He registered for military service in 1916. In 1916, at the age of 24, his occupation is listed as farmer in Teeswater, Bruce, Ontario, Canada. He died on 28 February 1975, at the age of 82, and was buried in Wingham Cemetery, Wingham, Huron, Ontario, Canada.
History of the 18th Battalion CEF, "The Fighting Eighteenth" 