German trench map of the area north of Bray-sur-Somme, 1916.

German trench map of the area north of Bray-sur-Somme, 24 July 1916. This map shows the disposition of German and Allied trenches on this section of the Somme front. It was found in a captured dugout near Irles by Lieutenant John Hildebrand Caesar of The King’s Shropshire Light Infantry who was then seconded to 53 Brigade Machine Gun Corps.