The product is a signed 1983 textbook titled “Practical Homicide Investigation” by Vernon J. Geberth. This hardcover textbook falls under the subject area of forensic science and is written in English. It is an advanced level educational book suitable for adult and further education students, specifically focusing on homicide investigation techniques. The textbook is a 1st edition published in the United States, making it a valuable resource for those interested in the field of forensic science and criminal investigation.