Artifact Details

Title

Metric Converter slide rule

Catalog Number

B291.83

Type

Physical object

Date

undated

Manufacturer

Barron's Educational Series, Inc.

Place Manufactured

U.S.

Identifying Numbers

Model number 707
Other number $1.25

Dimensions

1/8 x 8 3/8 x 3 1/2 in.

Description

Metric Converter slide rule consists of white paper board with movable ruler inside. Front of slide includes measurements in colored rectangles for area (orange), mass (pink), volume (yellow), and length (orange). Back includes printed text for (instructions, fractional equivalents, prefixes, U.S. standard measures). Pen mark across yellow and orange areas on front and small mark at corner of right opening in orange area.

Category

Pre-computer: slide rule

Collection Title

Gwen Bell artifact and book collection

Series Title

Pre-computing artifacts

Lot Number

B291.83