BURGLAR ALARM/HALLER/'60
Haller's improved magneto- electric burglar alarm
Hi-Res image available upon request
Picture No
10041723
Media ID
48893544
Credit
Mary Evans Picture Library
Source
Illustration in the Scientific American 10 November 1860, page 305
Date
1860
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Alarm Alarms Burglar Haller Hallers Improved Magneto Prevention
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