Larsen, William: Twenty-Five Ideas With a Billiard Ball ©1946 William Larsen, Thayer Manufacturing Co, CA Softcover, stapled manuscript, 8.5x11", 5 pages

Image courtesy eBay seller JayAndLefty

Comments: Quick tips and ideas for the standard set of multiplying billiard balls.

Contents (partial contents only from first page):

1 Ball Shell Gone: ball vanish
1 Balls and Paper Bag: vanished ball appears in bag
1 Egg Bag Idea: using a ball and shell
1 Ball Through Handkerchief: ball visibly penetrates a handkerchief
1 Ball Through Glass Plate: a ball penetrates a glass plate

---missing effects 6-20!---