About to start digging a trench - Official photograph taken on the British Italian front About to start digging a trench - Official photograph taken on the British Italian front R.E. bridge building - Official photograph taken on the British Italian front Men retiring after a days digging - Official photograph taken on the British Italian front Men retiring after a days digging - Official photograph taken on the British Italian front Working on trenches - Official photograph taken on the British Italian front Men working in trenches - Official photograph taken on the British Italian front Pigeons on military duty in France - Official photographs taken on the British western front Troops drinking coffee at a Y.M.C.A. dug-out - Official photographs taken on the western front in France A scout aeroplane being prepared for a fight. (Moonlight effect). - Official photographs taken on the British western front in France Heavy snowfall in France - Official photograph taken on the British western front in France Unloading train of sand and cement for making trenches - Official photograph taken on the western front in France