Wooden slide rule

Slide Rule, "Hudson's Horse-Power Computing Scale. Small wooden double slide rule in leather case with instructions. Dimensions : 5 3/4"x2 1/2"

Details

Category:
Tools of the Trade & Personal Accessories
Object Number:
1980-7143
Materials:
leather and wood (unidentified)
type:
slide rule
taxonomy:
  • furnishing and equipment
  • tools & equipment
  • calculator
credit:
Dunn, A.C.