Over 580 beautiful color photos display a stunning array of contemporary handmade and design marbles by a variety of talented artists, along with handmade, and machine-made examples. Swirl, Clambroth, Banded Opaque, Indian, Lutz, End of Day, and Single-gather handmade marble designs are featured, along with machine-made examples by M.F. Christensen and Son, Christensen Agate, Akro Agate, Peltier, Master Marble, Marble King, Ravenswood, and Vitro Agate. Also included are original marble packaging, games, and tournament pins._x000D_The useful text provides essential information on marble valuation, definitions of marble conditions from mint to collectible, tables with pricing for a wide variety of marbles by size, form, and condition, and current values in the captions. This book is essential for every marble fan! AUTHOR: Robert Block has been auctioning, collecting, researching, and lecturing on marbles for many years. This book complements his previous Schiffer title, Marbles: Identification and Price Guide.