The book "Report on the forensic autopsy of the bodies of Chiang and Ang Banker, known as the Siamese twins" by the author Harrison Allen is a documentary account of a unique case in the history of medicine. After all, Chang and Eng Banker were born in Siam (present-day Thailand) and were joined by bodies throughout their lives. After their death, there was a study that revealed the amazing features of this extraordinary pathology. The author describes the autopsy process in detail, revealing the most interesting medical discoveries he made while studying the bodies of Chang and Eng. This book is an exciting contribution to the popularization of medical knowledge and research in the field of developmental abnormalities of the human body.