Typescript diary kept by Lt Col Ponsonby, 1915-1916. Covers Ponsonby's time commanding the 1st Bn Coldstream Guards on the Western Front, notably at Levantie (1915), Ypres (1915) and during the Battle of the Somme (1916); describing conditions at the front, leadership changes; casualties.  Includes photographs of officers; portrait sketch of Field-Marshal Sir Douglas Haig; watercolours of the  landscape around Ypres; sketches of trench maps; photographs of soldiers in the trenches; cartoons; report on the Battle of the Somme.
From the Coldstream Guards Archive. 
Associated with the Battle of Somme, World War One Western Front (1914-1918), 1916.