#19 those were used by the germans, not by american planes like the one in the GIF. Also, the Jericho trumpets were devices mounted on bombs. Those mounted on planes were called 'Lärmgeräte', noise devices
"An Indian farmer discovered that he had been declared legally dead when he tried to apply for a bank loan. He then spent 19 years trying to prove to the government that he was actually alive."
#19 those were used by the germans, not by american planes like the one in the GIF. Also, the Jericho trumpets were devices mounted on bombs. Those mounted on planes were called 'Lärmgeräte', noise devices