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Sources

This version was saved 14 years, 11 months ago View current version     Page history
Saved by Catrina Caforio
on April 14, 2009 at 8:51:04 pm
 

Sources

 

"Burglar in Church Trapped By Police." New York TImes. June 6, 1908.

 

"Burglars Strike Alarm." New York Times. March 21, 1913.

 

Cunningham, John E. Security Electronics. Indianapolis: Howard W. Sams & Co., Inc. 1970.

 

Google Patents

http://www.google.com/patents?id=sIFiAAAAEBAJ&dq=Burglar+Alarm+1853&jtp=1

 

 

 

 

 

 

 

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