Airship, British Army Dirigible No 1, Nulli Secundus before first flight, Farnbrouogh 10 September, 1907 IWM RAE-O_690 Published on October 4, 2012 in 5 October 1907Full resolution (601 × 480) Next → British Army Dirigible No 1, Nulli Secundus, emerging from the Royal Balloon Factory, Farnborough, 10 September 1907. (Imperial War Museum)