Colburn worked or was associated with a number of locomotive works between 1854 and 1858, including: Baldwin Locomotive Works, Tredegar Locomotive Works – part of Tredegar Iron Works at Richmond, Virginia, Rogers Locomotive Works, and the New Jersey Locomotive and Machine Company.
kˈoʊlbɜːn wˈɜːkt ɔːɹ wʌz ɐsˈoʊsɪˌeɪɾᵻd wɪð ɐ nˈʌmbɚɹ ʌv lˌoʊkəmˈoʊɾɪv wˈɜːks bᵻtwˌiːn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd fˈɪfti fˈoːɹ ænd wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd fˈɪfti ˈeɪt, ɪŋklˈuːdɪŋ: bˈɔːldwɪn lˌoʊkəmˈoʊɾɪv wˈɜːks, tɹˈɛdɛɡɚ lˌoʊkəmˈoʊɾɪv wˈɜːks pˈɑːɹt ʌv tɹˈɛdɛɡɚɹ ˈaɪɚn wˈɜːks æt ɹˈɪtʃmənd, vɜːdʒˈɪniə, ɹˈɑːdʒɚz lˌoʊkəmˈoʊɾɪv wˈɜːks, ænd ðə nˈuː dʒˈɜːsi lˌoʊkəmˈoʊɾɪv ænd məʃˈiːn kˈʌmpəni.