Prof. Rudolph Virchow (Berlin Univ.) Morbid Physiological Action.

Prof. Claude Bernard. History of the Theories of Life.

Prof. H. Sainte-Claire Deville. An Introduction to General Chemistry.

Prof. Wurtz. Atoms and the Atomic Theory.

Prof. De Quatrefages. The Human Race.

Prof. Lacaze-Duthiers. Zoology since Cuvier.

Prof. Berthelot. Chemical Synthesis.

Prof. J. Rosenthal. General Physiology of Muscles and Nerves.

Prof. James D. Dana, M.A., LL.D. On Cephalization; or, Head-Characters in the Gradation and Progress of Life.

Prof. S. W. Johnson, M.A. On the Nutrition of Plants.