The Practical Book of Cobs 4th Edition

The Practical Book of Cobs is a reference book on Spanish colonial coins by Daniel Sedwick and Frank Sedwick. First published in 1987, the book has been rereleased three times, most recently in a twentieth-anniversary edition published in 2007. An essential guide and reference work for divers and shipwreck enthusiasts, with information that is not readily available or only available after searching many reference works or auction catalogs. This book covers the mints, assayers, styles, and types of treasure coins from the period 1536 at the Mexico City Mint until 1773, the end of cob type treasure coins minted at the Potosi Mint. In addition it has a section which goes over each of the most famous treasure wrecks of all time including the Atocha, 1715 Fleet and many others.