Loeb Design Science: 3D Models
Preview
Description
Designed by William Keister, a pioneer in telecommunications switching systems theory to illustrate principles of logic. Disks can be rotated individually at the indicated spot so that the base of the puzzle is unlocked from the slide.
Date
ca. 1987
Object Number
PT.0371
Box Number
47
Dimensions
1.3 x 31 x 5.4 cm (1 1/2 12 1/4 x 2 1/8 inches)
Materials
plastic
Keywords
Arthur Loeb Design Science Teaching Collection; mechanical puzzles