Source: 153rd Wellington web site.
Family Search: When Benjamin James Oakman was born on 20 March 1891, in Hastings, Ontario, Canada, his father, William Oakman, was 38 and his mother, Janet Johnston, was 36. He married Alice Cundy on 8 January 1923, in Toronto, York, Ontario, Canada. They were the parents of at least 1 son. He lived in Asphodel, Peterborough, Ontario, Canada in 1891 and Moorefield, Maryborough, Wellington, Ontario, Canada in 1916. He registered for military service in 1916. In 1916, at the age of 25, his occupation is listed as traction engineer in Moorefield, Maryborough, Wellington, Ontario, Canada. He died on 18 March 1963, in Cobourg, Northumberland, Ontario, Canada, at the age of 71, and was buried in Cobourg Union Cemetery, Cobourg, Northumberland, Ontario, Canada.
“Trade listed as Tractor Engineer. DOB 21-3-91, born Hastings, Peterborough County. 5 foot 8 1/4 inches. Grey eyes, light hair. Presbyterian. NOK William Oakman, father. Jennet Oakman, mother. Enlisted Drayton 7-3-16 (age 25 years). On 153rd Battalion Nominal Roll 25-3-16, no transfer noted. On 153rd Nominal Rolls as published Guelph Mercury 10-6-16 and 1-12-16. Embarked with 153rd Halifax N.S. SS Olympic 29-4-17. Taken on Strength 18th Battalion 14-12-17. Returned to Canada for Discharge aboard SS Caronia, Halifax N.S. 22-5-19. Demobilized London 24-5-19. Ontario Marriage Registy (023524) married 10-1-23 to Mary Alice Cundy at Moorefield. Department of Veteran Affairs: died 18-3-63,Coburg General Hospital, Coburg, Ontario. Buried, Coburg Union Cemetery, Coburg.
File: RG 150, Accession 1992-93/166, Box 7395 – 42, courtesy Library & Archives Canada.”
History of the 18th Battalion CEF, "The Fighting Eighteenth" 