Hollingworth, Guy: Quartet ©1999 Guy Hollingworth Softcover, saddle-stitched, 5.5x8.5", 36 pages

Book cover & Gimmick Card Image courtesy eBay seller FlosHubby

Comments: Photographs by John Woolvett. "Guy Hollingworth's Quartet is a gaffed card with a whole host of uses for visual magic. Comes complete with details of 10 routines." Poker sized Gaff was printed by the U.S. Playng Card Company.

Contents (From book ToC):

3 Introduction
4 Twisting the Aces
9 The Indicator Kings
11 Transposition
14 Dr. Daley's Last Trick
17 Blank Indicator
20 One-At-A-Time Reverse Assembly
26 A Gambler's Dream
30 Reset
31 Reset Blanks
33 Waving the Aces