DeCourcy, Ken: Creditable Conjuring ©1982 A Supreme Magic Pub, London Softcover, saddle-stitched, 8"x10", 12 pages

Image courtesy Kaymar Magic

Comments: Magic With Credit Cards. Illustrated by Ken de Courcy

Contents (courtesy Dietrick Keller, magiccafe.be):

2 Foreword

3 Gimmicks
3 Crossed Credits: two credit cards held in handkerchiefs transpose
5 Credit Card In Wallet
7 Credit By Chance: a "just chance" effect
8 Card To Cash: using a Himber switch wallet
8 Credit Shower: lots of bills
9 Through Credit: pen penetrates card
11 Unlocked Credit: credit card unlocks a padlock