Nugent, General, [102]

O'Brien, Lieutenant, [74]

Oppy, [54], [65], [73], [76], [81], [117]

Osmond, Major, [74], [76]

Page, Colonel, [146]

Parsons, Sergeant, [291]

Paschendaale, [200], [211], [213], [217], [220], [222], [225], [230], [231], [238]

Pears, Colonel, [280]

Peddie, Major, [223]

Pereira, General, [53], [289], [295]