Hart had planned to retire and pass the company to his son, Charles; however, Charles died of typhoid in 1884 forcing Hart to return to managing the company.
hˈɑːɹt hæd plˈænd tə ɹᵻtˈaɪɚ ænd pˈæs ðə kˈʌmpəni tə hɪz sˈʌn, tʃˈɑːɹlz; haʊˈɛvɚ, tʃˈɑːɹlz dˈaɪd ʌv tˈaɪfɔɪd ɪn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd ˈeɪɾi fˈoːɹ fˈoːɹsɪŋ hˈɑːɹt tə ɹᵻtˈɜːn tə mˈænɪdʒɪŋ ðə kˈʌmpəni.