Looking at his service record, we find the following:
14/10/1914 -- Enlisted into the Lothian and Border Horse (a Yeomanry Regiment) and given the service number 1762
14/10/1914 to 27/03/1916 -- UK based
28/03/1916 -- Embarked at Southampton
30/03/1916 -- Disembarked at Rouen
22/05/1916 -- Joined 'B' Squadron of the LBH in the field (i.e. active service)
01/10/1917 -- Compulsory transferred to the 17th Battalion, Royal Scots Battalion and given the service number 270764
03/10/1917 -- Joined the 17th Battalion in the field
18/11/1917 -- Wounded in action
19/11/1917 -- Died of his wounds at number 4 Casualty Clearing Station which was based at Dozinghem, Belgium