Goldstein, Phil: Tearable ©1979 Phil Goldstein Softcover, saddle-stitched, 5.5x8.5", 2 pages

Image courtesy eBay seller trr3d

Comments: Card trick originally came with 11 Fox Lake cards. Transposition effect using torn cards. Necessary gimmicked cards can be purchased from most magic shops.

Contents (from book):

1 Dear Customer: about the price of the effect
1 Introduction
1 Routine
2 Clean-Up