On this day in 1917 Ross Markle was killed during the Calonne trench raid near Bully-Grenay in France. The war diary of the 20th Battalion describes this operation, in which 27 men from the unit died: page 1; page 2; page 3; page 4.You can read more about this raid in this article by Andrew B. Godefroy. Ross Markle’s older brother, Andrew, survived the battle.

Ross was buried in the Maroc British Cemetery in Grenay.