Fifteenth Edition. Edited by E. P. Poulton, assisted by C. P. Symonds, H. W. Barber, R. D. Gillespie, N. Hamilton Fairley and W. M. Mollison. With 71 plates and 104 text-figures. William Wood and Company. Baltimore, Md. 1936
By Charles S. Butler, H.B., M.D., L.L.D. Pp. I–VII, 1–137, inclusive of two pages of errata and glossary. Illustrated with 18 plates and one frontispiece. The Science Press Printing Company, Lancaster, Pa. 1936
