Artifact Details

Title

The Addist

Catalog Number

X523.84

Type

Physical object

Date

Patented 1869

Manufacturer

R. H. Walker

Place Manufactured

U.S.

Identifying Numbers

Model number The Addist

Dimensions

overall: 1/8 in x 6 in x 3 in

Description

Handwritten on back of object is, "H M Hayward" and "R H Walker".

Category

Calculator: mechanical

Credit

Courtesy Gwen and Gordon Bell

Lot Number

X523.84