Estimations by Gérard BaknerDiscover the latest from Grard Bakner, Estimations. In this booklet, you'll learn how, based on asimple principle, it's possible to accurately determine the number of cards in a pack cut by thespectator, without ever touching it. Here's the effect as presented: The magician's back is to the audience. The spectator takes the deck out of its case and placesthe deck and case on the table. The spectator lifts part of the deck and counts the number ofcards