Harris, Ben: Premier Elastic Thread & Routines ©1989 Ben Harris Softcover, saddle-stitched, 16 pages

Image courtesy e-Bay seller trr3d

Comments (trr3d): Booklet included 50 feet of Elastic Thread.

Contents (numbers are not page numbers):

1 The Slider
2 The Enchanted Butterfly
3 The Floating Smoke Ring
4 The Flying Pip
5 The Floating Card
6 Info on knotting, gluing, tying
7 The Shiftable Anchor: concept