Accession No

2578

Brief Description

helioscope image rotator, by Grubb-Parsons, English, 1938

Origin

England; Newcastle-upon-Tyne

Maker

Grubb-Parsons

Class

astronomy; optical

Earliest Date

1938

Latest Date

1938

Inscription Date

1938

Material

metal (brass); glass; wood

Dimensions

1st box length 445mm; breadth 272mm; height 182mm 2nd box length 570mm; breadth 295mm; height 285mm

Special Collection

Provenance

Transferred from Institute of Astronomy, University of Cambridge, Cambridge, England, 5/6/1980.

Inscription

‘GRUBB-PARSONS
NEWCASTLE-ON-TYNE
1938
NO. 10898’

Description Notes

Helioscope image rotator. Cast brss frame, painted green. Three mirrors. One end has racked circle, with scale divided 0 - 360˚, subdivided to 1˚, linked to arm moved by wooden handle. Green-painted cast stand. In 2 boxes.

Condition

References

Events