A shekara ta 1902, Chanler ya sayi wani ma'adinai na baƙin ƙarfe a lardin Pinar del Río da El Cobre Copper Mine kusa da Santiago de Cuba.
Tabbas, mafi rikitarwa na jumla shine "A cikin 1902, Chanler ya sayi ma'adinan ƙarfe a lardin Pinar del Río kuma ribar da aka samu ta kasance mai ƙarfi da farko cewa Chanler ya iya ba da rancen dala miliyan 35 ga gwamnatin Cuba kuma ya sayi gida a Sands Point, New York. "