Mercurius Compitalitius: or, a Guide to the Practical Physician is a roughly 5lbs (2.3kg) guide that was written in English. It was published in 1684, with rough dimensions of 8x13 inches.
The main contents of this book or “guide” focuses on medicine and how to treat various diseases or disorders. The book had the aroma of herbal medicines, while at the same time a smoke-like smell. The cover of the book was brown, plain and seems to be made up of wood.