Accession No

3018

Brief Description

pattern for a Whitworth protractor, by J. H. Steward, English, 1/2 20th Century

Origin

England; London

Maker

J. H. Steward

Class

mathematics; ephemera

Earliest Date

1900

Latest Date

1950

Inscription Date

Material

paper (card and one other)

Dimensions

length 190mm; width 65mm

Special Collection

Steward collection

Provenance

Collection purchased from member of the Steward family, 1974.

Inscription

‘J. H. Steward London’ (MS obverse in ink)

Description Notes

Rectangular cardboard protractor pattern.
Obverse: degree scale on three edges divided [0] - [180] and [180] - [360], numbered by 10˚, subdivided to 1˚. Fourth edge carries scale of inches divided [1] - 0 - 4, numbered by 1, first inch subdivided to 1/10. Centre is marked with scales for calculating distances (as marked on a map) travelled by infantry and cavalry, for various different scale maps.
Reverse: various map scales for different ratios. Also table for converting miles to yards.
A few manuscript additions.
Contained in envelope stamped with name and address of firm.

Condition fair (dirty); complete

References

Events