Accession No

2952

Brief Description

chart rule/protractor, German, c.1900

Origin

Germany

Maker

Class

drawing

Earliest Date

1900

Latest Date

1900

Inscription Date

Material

plastic; wood; metal (brass); cloth (velvet)

Dimensions

box length 427mm; breadth 127mm; thickness 35mm

Special Collection

Provenance

Purchased from Christie’s, South Kensington, London, England; lot 147, 03/02/1983.

Inscription

‘Massstabe 1 : 100000’
‘100 Meter = 1mm’
‘1 Sm = 18,25 mm’

Description Notes

Plastic circle with outer degree scale divided 0 - 360˚, numbered by 1˚; 128 minor divisions marked with cardinal points and fleur-de-lys for North. Brass rule pivots about central brass mount with levelled pointer on one side, the other an extended arm, with screw clamp, divided 1.5 - 35 cm, subdivided to 1mm and 0 - 18, subdivided to 0 - 25, latter scale marked ‘Sm’.
Velvet-lined fitted wooden box.
‘M’ surmounted by crown on both instrument and box

Condition
Celluloid disc unscrewed from brass arm and oxide removed (27/10/2003)

References

Events