Title
Boucher's Calculator
Catalog Number
B218.82
Type
Physical object
Description
Pocket watch sized circular slide rule two knobs, one at the top and the other at the 2:00 poistion.
Date
1876 (patented)
Manufacturer
Manloves, London
Place Manufactured
England
Dimensions
1/2 x 2 x 3 in.
Category
Pre-computer/slide rule
Subject
Hand calculation; Slide rule; Analog; Oughtred, William
Collection Title
Gwen Bell artifact and book collection
Series Title
Pre-computing artifacts
Credit
Gift of Gwen and C. Gordon Bell
