The revised 6th Edition replaced the 5th Edition. This best selling coin-op book has over 32,000 copies sold plus it is printed in two foreign languages. National History Award. Ideal for Historians and collectors. 256 (9x12) pages, 630 photographs (504) in color) indexed, Bibliography. Formerly published as Slot Machines a Pictorial History of the First 100 Years it details the evolution of slot machines from their inception to the casino slots of today. This description may be from another edition of this product.