This is a rare and collectable hardcover book titled "GROUP MIND" by Wm. McDougall, printed in 1939 during the wartime period. The book is a fascinating read on the topic of psychology, specifically delving into the concept of group mentality and its effects on individuals. McDougall's expertise in the field of science and medicine is evident in the thorough exploration of the subject matter.

The book is in good condition considering its age, with some wear and tear on the cover and spine. The pages themselves are clean and well-preserved. This would make an excellent addition to any collector's library or a valuable resource for anyone interested in the study of psychology.