Small pocket Varley type graphic telescope

Small pocket Varley type graphic telescope

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Small pocket Varley type graphic telescope
Science Museum Group
© The Board of Trustees of the Science Museum

Small pocket Varley type graphic telescope, engraved 'Cornelius Varley's graphic telescope' (Varley's own instrument), 228 Tottenham Court Road, London, England, early 19th century

Details

Category:
Optics
Object Number:
1921-818
Materials:
metal (unknown), copper (alloy), brass (copper, zinc alloy), glass and bronze (copper, tin alloy)
Measurements:
overall: 160 mm x x , 40 mm, .245kg
type:
optical drawing aid - graphic telescope
credit:
Court, Thomas Henry