Twinn, Sydney: Golf Ball Routine ©1957 London Softcover, saddle-stitched, 5.5x8.5", 12 pages

Image from MagicRef

Comments: Four half-tone photographic illustrations by John Wingham. Not just a multiplying ball effect, but rather a full routine on the subject of golf and golf balls. To be performed standing.

Contents (from book):

1 Introduction
3 Equipment: golf balls, green ball and shell, skeleton ball, black ball, small ball, Square Circle, etc.
3 Preparation: distribution of the materials
5 Routine Part I: with patter
8 Part II