Artifact Details

Title

Hex adder (hexadecimal stylus / rack adder)

Catalog Number

B1642.01

Type

Physical object

Date

undated

Manufacturer

Hexco Inc.

Place Manufactured

Houston, Texas, USA

Identifying Numbers

Other number 3600-3 (catalog number)

Dimensions

9 1/2 x 1 1/2 x 1/8 in.

Description

A stylus adder, similar to many inexpensive models except it is designed for base 16 arithmetic. Digits are marked as 0-9 A-F.

Category

Calculator/mechanical

Collection Title

Gwen Bell artifact and book collection

Series Title

Pre-computing artifacts

Lot Number

B1642.01