Show radio burglar alarm to frighten intruders london A upman w oman has just paid for a radiophone to play one record only when it Is played a dogs barli bark Is heard followed by a mans cry of chos there the purchaser Is a widow living with an elderly maid in a district which has had epidemics of burglaries with ur her new radiophone loudspeakers will be installed in every room the radiophone will be connected with invisible light alarms across each window wildow and any would be thief will get the shock of his big life it if lie he tries to enter |