It’s a striking image of a treasured family photograph, a poignant reminder of William and Fanny Seabrook’s overwhelming grief after their three sons were killed in the battle for the Menin Road 100 years ago. On 20 September 1917, the Seabrook brothers – George, Theo and William – were with the Australian 17th Battalion when it attacked the German positions in front of the village of Westhoek. Advancing more than a kilometre, the battalion’s attack was considered a success. But the day would pr