Trials were made of the pavement in 1838 on the footway in Whitehall, the stable at Knightsbridge Barracks, "and subsequently on the space at the bottom of the steps leading from Waterloo Place to St. James Park".
tɹˈaɪəlz wɜː mˌeɪd ʌvðə pˈeɪvmənt ɪn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd θˈɜːɾi ˈeɪt ɔnðə fˈʊtweɪ ɪn wˈaɪthɔːl, ðə stˈeɪbəl æt nˈaɪtsbɹɪdʒ bˈɛɹəks, "ænd sˈʌbsᵻkwəntli ɔnðə spˈeɪs æt ðə bˈɑːɾəm ʌvðə stˈɛps lˈiːdɪŋ fɹʌm wˈɔːɾɚlˌuː plˈeɪs tə sənt. dʒˈeɪmz pˈɑːɹk".