Abstract: 7 believe it then to be entirely unphilosophical, and tending to important errors, to speak of the cerebrum as one organ . . . The two hemispheres of the brain are really . . . two distinct and entire organs . . . os fully perfect in all its parts . . . 05 the two eyes. The corpus callosum, and the other commissures between them, can with no more justice be said to constitute the two...