his racial unity, a fact of Scripture, 476

his racial unity at foundation of certain Pauline doctrines, 476

his racial unity, the ground of natural brotherhood, 476

the pre-Adamite, 476, 477

his racial unity, sustained by history, 477, 478

his racial unity, sustained by philology, 478, 479

his racial unity, sustained by psychology, 479

his racial unity, sustained by physiology, 480, 483

a single species under several varieties, 480

unity of species of, argues unity of origin, 481