The product is a hardcover textbook titled “Manual of Practical Hygiene for Students, Physicians & Medical Officers” by Charles Harrington. Published in 1905, this advanced level textbook covers the subject area of medical hygiene and is intended for adult and further education levels. Focusing on practical applications, this textbook provides valuable insights and guidance for those in the medical field. A valuable resource for students, physicians, and medical officers looking to enhance their knowledge and skills in the field of medical hygiene.