Double-image object glass micrometer by Dollond

Made:
1754-1770 in London
maker:
Peter Dollond

Double-image object glass micrometer by Dollond, engraved Dollond, London with mahogany case.

Details

Category:
Astronomy
Object Number:
1911-278
type:
heliometer and instrument component
credit:
J.C. Stevens Auction House

Parts

Double image object glass micrometer by Dollond

Double image object glass micrometer by Dollond

Double image object glass micrometer by Dollond, engraved Dollond, London.

Measurements:
overall: 65 x 350 x 150 mm
Materials:
mahogany , brass and complete
Object Number:
1911-278 Pt1
type:
instrument component and heliometer