P. Bert (Professor of Physiology, Paris). Forms of Life and other Cosmical Conditions.
Prof. T. H. Huxley. The Crayfish: an Introduction to the Study of Zoology.
The Rev. A. Secchi, D.J., late Director of the Observatory at Rome. The Stars.
Prof. J. Rosenthal, of the University of Erlangen. General Physiology of Muscles and Nerves.
Prof. A. de Quatrefages, Membre de l'Institut. The Human Race.
Francis Galton, F.R.S. Psychometry.
J. W. Judd, F.R.S. The Laws of Volcanic Action.
Prof. F. N. Balfour. The Embryonic Phases of Animal Life.
J. Luys, Physician to the Hospice de la Salpétrière. The Brain and its Functions. With Illustrations.
Dr. Carl Semper. Animals and their Conditions of Existence.