The only error coin guide with a wide range of listings. This book contains an extensive listing and a wide array of all types of errors. - Planchet errors (clipped planchets - elliptical, fragment, ragged, tapered, thin, and thick). Wrong planchet, foreign planchet - Die errors -broken dies, collars, and doubled dies, - Striking errors - Errors caused in the minting process - bonded, broadstruck, brockage, clashed dies, cracks, double struck, indent, flip over, off-center, and much more. No other guide can surpass the contents of this book.