Casablancas Twist Finder

Made:
1940-1960 in United Kingdom
Casablancas Twist Finder

Casablancas Twist Finder
Science Museum Group
© The Board of Trustees of the Science Musuem

A Casablancas twist finder.

Details

Category:
Textile Industry
Object Number:
E2017.0803.1
Materials:
cardboard and plastic (unidentified)
type:
calculator