Dalal, Sam: Sound Mentalism
©1970 (circa) Sam Dalal, The Supreme Magic Co., Bideford, Devon, England
Softcover, comb-bound, 8.5x11", 16 pages

Comments: Using sound for discerning drawings or writings

Contents (from book):

3 Introduction: what you can achieve
5 The Basics: what is sound reading
6 The Two Sounds: how to distinguish what is being written, ESP symbols, letter, numbers, geometric designs
13 How to Practice: a device to aid while learning the technique
14 The Act: a performance