Roger, Sausage and Whippet

Roger: A code word for a gas cylinder and a nickname for rum. Sausage: An observation balloon. Whippet: A small, light type of tank with a top sped of eight m.p.h. The First World War raged for four years, taking with it hundreds of thousands of young soldiers who lived and died together, bonded by the horror of the war. Now, all the way from the trenches and through the letters of Christopher Moo...