ðə dˈænbɛɹi ænd nˈoːɹwɔːk ɹˈeɪlɹoʊd ˈoʊpənd ðə lˈaɪn ɪn lˈeɪt fˈɛbɹuːˌɛɹi wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd fˈɪfti tˈuː, wɪððɪ əfˈɪʃəl ˈoʊpənɪŋ ˌɔn mˈɑːɹtʃ wˈʌn.
The Danbury and Norwalk Railroad opened the line in late February 1852, with the official opening on March 1.