top 10 unusual burglar alarms
Our top burglar alarms include an array of guns with trip wires or trigger mechanisms, designed to scare off thieves, including the hellish looking device from a London dock warehouse, a clockwork 19th century doorstop burglar alarm, and a device from the 1930’s which dialed an emergency number and played back an alert message from a gramophone record. Vote for your faves.
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When the alarm is tripped the mechanism dials a phone number and plays a message from the gramophone record.
