Edmonds, Gregory: Rules of Thumb ©2001 Gregory Edmonds Softcover, saddle-stitched, 5.5x8.5", 20 pages

Image courtesy Don's Magic and Books

Comments: This is the companion text for Gregory Edmonds' Retractable Thumb Writer, but instruction is valuable for any thumb writer.

Contents (from book ToC):

1 Introduction
2 Thumb Writer Basics

6 Routines
6 Second Most Beautiful
9 Sorry, Wrong Number
12 Number, Please
14 Change is Good
17 Hand Scan