Source: Per Michael Ritchie question at 18th Battalion Facebook Page. Was temporarily assigned to 18th Battalion and mentioned in Lt. V.M. Eastwood letter. See link.
“I met a Capt. Bell out here Father. He said he knew you very well and wished me to remember him to you. He is a M.O. and during the absence of our M.O. he was attached here.”
Source: Letters from Vincent. Letter dated January 13, 1917 from Lt. V.M. Eastwood to his father.
This soldier was temporarily attached to the 18th Battalion December 1917 to January 1918. He was born in Peterborough, Ontario and may have known Lieutenant Eastwood’s father as a child.