The "Lee" Sheet Steel Weight Calculator

Made:
1960-1965 in United Kingdom

The "Lee" sheet steel weight calculator with instruction sheet and plastic case.

Details

Category:
Mathematics
Object Number:
Y1986.151.3
Materials:
metal (unknown) and plastic (unidentified)
Measurements:
object and pouch: 10 mm x 211 mm x 210 mm,
type:
slide rule
taxonomy:
  • furnishing and equipment
  • tools & equipment
  • calculator
  • furnishing and equipment
  • tools & equipment
credit:
Gift of Ethel Strawbridge