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Terrestrial refracting telescope
- maker:
- J. Dollond & Son
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Terrestrial refracting telescope, 3-draw, by John Dollond and son (Peter), London, c. 1760. Diameter of object glass 7/8 inch. Shagreen tube and vellum draw tube, brass mounts; sliding caps at each end.
Details
- Category:
- Optics
- Object Number:
- 1918-130
- Materials:
- vellum, fish skin, paper (fibre product), cardboard, copper (alloy) and glass
- Measurements:
-
overall: x 250 mm x , 47 mm, .32kg
- credit:
- Court, Thomas Henry