Hawker Aviation Models Hawker Aviation May 2017 - Page 95

Balloons had been used in wars prior to the First World War, notably by the Americans in the civil war and the French during the siege of Paris in 1870. This technology had been advanced by the development of dirigibles - cigar shaped airships with frames, containing many gas balloons. Powered with multiple engines, these craft could be flown in specific directions rather than just follow the direction of the wind. - Anon