I. Astronomy, by W. Kaempffert; introduction by E.E. Barnard.--II. Geology, by H.E. Slade and W.E. Ferguson.--III. Physics, by G. Matthew. Electricity, by W.J. Moore.--IV. Chemistry, by W.A. Hamor; introduction by C. Baskerville.--V. Biology, by Caroline E. Stackpole.--VI. Zoology, by W.D. Matthew. Botany, by M.E. Latham; introduction by W.T. Hornaday.--VII. Anthropology, by F. Rolt-Wheeler. Medicine, by T.H. Allen; introduction by F. Starr.--VIII. Pure mathematics, by L.L. Locke. Foundations of mathematics, by C.J. Keyser. Mathematical applications, by F. Bellinger; introduction by C.J. Keyser.--IX. Art, by B.S. Woolf. Literature, by F. Rolt-Wheeler; introduction by E.J. Wheeler.--X. Schools of Philosophy, by C.G. Shaw. Sociology and political economy, by L.D. Abbott. Ethics, by F. Rolt-Wheeler; introduction by H. Münsterberg