Source: Nominal Roll.
This soldier would later return to the Battalion and was promoted to the rank of captain, acting at this rank as the Battalion paymaster.
On 21 April [1916], he [Laing] was admitted to the 6th Canadian Field Ambulance suffering from exhaustion. The next day, the diagnosis changed to “shell shock” and he went to No. 12 Casualty Clearing Station where he remained until 6 May, when he rejoined the Battalion.
Antal, S., & Shackleton, K. (2006). First Efforts: The Battle for the St. Eloi Craters. In Duty nobly done: The official history of the Essex and Kent Scottish Regiment (1st ed., p. 197). Windsor, ON: Walkerville Pub.