ðə fˈɜːst tˈɛlᵻɡɹˌæf fˈaɪɚɹ ɐlˈɑːɹm sˈɪstəm wʌz dɪvˈɛləpt baɪ wˈɪljəm fɹˈænsɪs tʃˈænɪŋ ænd mˈoʊsᵻz dʒˈiː. fˈɑːɹmɚɹ ɪn bˈɔstən, mˌæsɐtʃˈuːsɪts ɪn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd fˈɪfti tˈuː.
The first telegraph fire alarm system was developed by William Francis Channing and Moses G. Farmer in Boston, Massachusetts in 1852.