This is a rare find for treasure hunting enthusiasts. The Practical Book of Cobs, authored by Daniel Sedwick, is a first edition paperback published in 1987. It has been personally signed by the author, making it a valuable addition to any collection. The book is a comprehensive guide to identifying, evaluating, and collecting Spanish-American colonial coins known as "cobs". It contains 318 pages of expert analysis, historical context, and high-quality images. Whether you're a seasoned collector or a novice in the field, this book is an essential resource for understanding the treasure hunting industry.