ɪn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd θˈɜːɾi nˈaɪn skɹˈæntən stˈɑːɹɾᵻd tə mˌænjuːfˈæktʃɚɹ ˈaɪɚn, ænd bɪɡˈæn ɛkspˈɛɹɪməntɪŋ wɪððə pɹˌæktɪsəbˈɪlᵻɾi ʌv smˈɛltɪŋ ˈoːɹ baɪ mˈiːnz ʌv "hˈɑːɹd" ɔːɹ ˈænθɹɐsˌaɪt kˈoʊl ɪn slˈɑːkəm hˈɑːloʊ nˈaʊ skɹˈæntən, pˌɛnsɪlvˈeɪniə.
In 1839 Scranton started to manufacture iron, and began experimenting with the practicability of smelting ore by means of "hard" or anthracite coal in Slocum Hollow (now Scranton, Pennsylvania).