text_original: Walpole wrote to his brother, telling him of the explosion, and adding, "There is no reason to doubt that the whole thing was projected and executed by a set of low Jacobites who talked of set  ting fire to the gallery built for the marriage of the Prin  cess Royal " by means of " a preparation which they call phosphorus, that takes fire by the air."
text_transcription: WALPOLE WROTE TO HIS BROTHER TELLING HIM OF THE EXPLOSION AND ADDING THERE'S NO REASON TO DOUBT THAT THE WHOLE THING WAS PROJECTED AND EXECUTED BY A SET OF LOW JACOBITES WHO TALKED OF SETTING FIRE TO THE GALLERY BUILT FOR THE MARRIAGE OF THE PRINCESS ROYAL BY MEANS OF A PREPARATION WHICH THEY CALL PHOSPHORUS THAT TAKES FIRE BY THE AIR
phonemes: wˈɔlpoʊl ɹˈoʊt tə hɪz bɹˈʌðɚ, tˈɛlɪŋ hˌɪm ʌvðɪ ɛksplˈoʊʒən, ænd ˈædɪŋ, "ðɛɹ ɪz nˈoʊ ɹˈiːzən tə dˈaʊt ðætðə hˈoʊl θˈɪŋ wʌz pɹədʒˈɛktᵻd ænd ˈɛksᵻkjˌuːɾᵻd baɪ ɐ sˈɛt ʌv lˈoʊ dʒˈækəbˌaɪts hˌuː tˈɔːkt ʌv sˈɛt tˈɪŋ fˈaɪɚ tə ðə ɡˈælɚɹi bˈɪlt fɚðə mˈæɹɪdʒ ʌvðə pɹˈɪn sˈɛs ɹˈɔɪəl " baɪ mˈiːnz ʌv " ɐ pɹˌɛpɚɹˈeɪʃən wˌɪtʃ ðeɪ kˈɔːl fˈɑːsfɔːɹəs, ðæt tˈeɪks fˈaɪɚ baɪ ðɪ ˈɛɹ."