Pedzisa mutsara unotevera: Monograph yokutanga yaCole, "The Whig Party in the South", yakawana mubayiro waJustin Winsor weAmerican Historical Association muna 1912. Kutaura kwaCole pamusoro
Hurukuro yaLincoln yeImba Yakakamurwa yakabudiswa neYunivhesiti yeChicago Press muna 1923. Bhuku rake rechitatu, rine musoro unoti "Irrepressible Conflict, 1850‐65", raive nhoroondo yemagariro, hupfumi, uye tsika dzeHondo yeVanhu uye rakaburitswa neMacmillan Publishers muna 1934.