Major and Mrs. Holt's Concise Guide Western Front - North: Mons, le Cateau, Notre Dame de Lorette, First Ypres, Neuve Chapelle, Aubers Ridge, ... Ridge, Third Ypres, Cambrai, Fourth Ypres.
During the 20 or more years that we personally conducted thousands of people around the battlefields of the First and Second World Wars we not only underwent a continuous learning process from our travellers about the details of military history but also what their prime interests were.