The first German air raid on Paris was at 12.45pm on 30 August 1914, when a Taube overflew the city at a height of 1,000 metres and dropped five bombs, killing one civilian and wounding four others, before flying off untouched by the guns of the Camp Retranché de Paris (CRP). Four armed Farmans operating as HF28 were immediately allocated to the CRP, but they too proved ineffective and the raids continued over the next three months, killing eleven and wounding fifty. On 2 September one Farman managed to get within range, but its machine gun jammed on the tenth round and the intruder escaped unscathed. Better defences were required. Lack of available chassis made the mobile motorized AA units favoured by General Gallieni (the commander of the Paris garrison) unviable; instead an outer ring of listening posts was set up about a hundred kilometres from the city, with an inner ring of fifteen fixed batteries – each deploying two 75mm field guns, four machine guns...
Local and military history
