'Wind and Weather Reports for the British Army', (1919). Scene from the First World War, 1914-1919: 'A section at work in France filling balloons which are released, and the direction and strength of the wind recorded for Army and Royal Air Force.' From "The History of the Great European War: its causes and effects", Vol. VIII, by W. Stanley Macbean Knight. [Caxton Pulishing Company, Limited, London, 1919]