Games & puzzles
Subtitle: ball puzzle, bead puzzle, inclined plane puzzle.
Publisher: [Fluxus Edition]
Published: 1965
Place of publication: [New York]
Language: eng
Other titles: Ball puzzle,bead puzzle, inclined plane puzzle.
Notes: Translucent plastic box with label on lid, with 3 scores and 1 stainless steel bearing.

Silverman No. 49 (Fluxus etc.).
Table of contents: value: Contents: ball puzzle - bead puzzle - inclined plane puzzle.