Page:Russell - The Problems of Philosophy, 1912.djvu/267



ELECTRICITY. By Dr..

MATTER AND ENERGY. By, M.A., F.R.S.

CHEMISTRY. By Prof., F.R.S.

THE MAKING OF THE EARTH. By Prof., F.R.S.

THE MINERAL WORLD. By Sir, K.C.I.E., D.Sc.

THE PRINCIPLES OF PHYSIOLOGY. By Prof..

THE HUMAN BODY. By Dr, M.D., F.R.C.S.

PSYCHOLOGY. By Prof., M.A.

PLANT LIFE. By Prof., F.R.S.