#fire-alarm-system
#fire-alarm-system

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#boston #emergency-services #telegraph-technology #public-safety

The secret life of Boston's street corner fire alarm boxes

Boston's telegraph-based fire alarm system, operational since 1852, remains functional today, providing reliable emergency communication independent of modern technology.

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#fire-alarm-system#fire-alarm-system

The secret life of Boston's street corner fire alarm boxes

#fire-alarm-system
#fire-alarm-system