- Subject
- Measurement
- Item type
- Object
- Makers
- Dollond
- Provenance
- Written on base of box in ink: "Dollond's "Obj. Glass Micrometer", Radcliffe Observatory".
- Primary inscriptions
- Unsigned and undated.
- Object type
- Micrometer
- Dimensions
- Height: 76mm Width: 255mm Depth: 152mm Weight: 2488g
- Inventory No
- 72083
Description
A rectangular brown mahogany case with a hinged lid and copper alloy clasp. It contains a copper alloy frame and fitting for mounting to telescope, with 360°scale around its circumference, and glass in two halves of which the top portion is moved sideways by means of a knurl-edged screw. According to the loose paper label in box "Dollond's "Improved object-glass micrometre" 42-inch Telescope (3¾ inch aperture)". Written in ink inside lid of box: "R.O. 1935".
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