By J. Hewitt Judd, M.D., edited by Q. David Bowers. Pattern Coins: rare, mysterious, and beautiful. These seldom-seen experimental pieces illustrate the trials, struggles, and backstage intrigue that preceeded many of the U.S. Mint's regular-issue coins. Q. David Bowers offers a fascinating inside look at the history, rarity, and market values of America's rarest coins. Hardcover, Full Color, 352 Pages. Hardcover.