vii, 352pp. Green cloth-covered boards with black titles on spine. Small 4to. Spine ends slightly rounded. Previous owner's name, date on front free endpaper. Internally this is a very neat, clean, bright and tight volume. Dust jacket with clear plastic cover adhered to it, not price clipped.
This book is a significant contribution to the history of the development of zoological science during the past half century and should be of interest to all biologists.