Otis King Model K Calculator

Made:
1965-1975 in United Kingdom

Otis King patent model k cyclindrical calculator, made by Carbic Limited, with instruction leaflet and plastic six-inch rule.

Details

Category:
Mathematics
Object Number:
Y1999.60
Materials:
cardboard, leather, paper (fibre product), plastic (unidentified) and steel (metal)
Measurements:
box: 39 mm x 171 mm x 41 mm,
open: 258 mm 31 mm,
closed: 153 mm 31 mm,
type:
slide rule
taxonomy:
  • furnishing and equipment
  • tools & equipment
  • calculator
credit:
Gift of Mr. A. Kennerly