- Item type
- Object
- Provenance
- Deposited by the Royal Microscopical Society with their collection. Presented by PT Bowman Beale, 1907
- Primary inscriptions
- "Andw Ross & Co. Opticians 33 Regent St Piccadilly" on plate
- Dimensions
- Height: 29mm Width: 37mm Depth: 105mm Weight: 114g
- Inventory No
- 82290
- Accession Number
- 1970-101/part
Description
A heavy copper alloy plate has a thick circle of glass set in the centre. Mounted on the plate is an arm holding a circular mount for a glass disc above the disc on the plate. A knurled knob raises the arm at an angle, thereby pressing the top disc onto the bottom one.
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