The source is from a magazine called 'Punch' published in November 1914. The cartoon is about the zeppelin attack over Britain. It shows an iconic image on London skyline with St Paul's cathedral in the background with a man painting a message to the German airship pilots that his house is not "the British Museum"
The source suggests that Britain has not yet been attacked because no destruction can be seen and there is no sense of real danger or threat, there are no Zeppelins in the cartoon which suggests that there is no great impact on civilians near the start of WW1. The title of the cartoon "Airship Menace" does not suggest a great threat or impact. The idea of a menace can be linked to the way the British thought of Zeppelins, and also in the fact that the title of the cartoon "The Airship Menace" suggests that the Zeppelins were going to be a pest. By November 14 there had been no raids on Britain. The Germans had attacked liege and Antwerp which had resulted in some civilian deaths.
However, there are a number of limitations. The cartoon was drawn before the war so it was easier for Punch to use humour about the air raids, because Londoners hadn't at this point experienced the real horrors of the blitz.
The magazine 'Punch' was a satirical magazine, they usually made fun of the British Government but during the war they laughed at the Germans and largely supported the Government.
The magazine editors believed that humour was important in reducing fear and tension towards the public. They did this because the editors thought that the morale between the British public would change due to the magazine making fun of Germany, this suggests that there was not much fear in Britain and that they were being comforted by humour.
By focussing on London the cartoon suggests that the capital will be the main target for the Germans. The cartoon showing the man painting "this ain't the British Museum" plays on the British...