XXXIV. THE NATURAL HISTORY OF DIGESTION. By A. Lockhart Gillespie, M.D., F.R.C.P. Ed., F.R.S. Ed. With a large number of Illustrations and Diagrams. 6s.

XXXV. DEGENERACY: Its Causes, Signs, and Results. By Professor Eugene S. Talbot, M.D., Chicago. With Illustrations. 6s.


THE CONTEMPORARY SCIENCE SERIES

Edited by HAVELOCK ELLIS

DEGENERACY

DWARFISM AND GIANTISM.

Degeneracy