Col. Adamson and Lieut.-Col. Stewart, PPCLI. Battle of Passchendaele, November 1917. Canada.

Dept. of National Defense/Library and Archives Canada/PA-002095

Col. Agar Adamson, the Commanding Officer of the Princess Patricia's Canadian Light Infantry, is likely in the center, with the officer on the right being Lt. Col. Charles James Townshend Stewart, the unit's Commanding Officer in 1918.