- Item type
- Object
- Provenance
- Transferred from the University Laboratory of Physiology, Oxford, in 2005, per Professor David Paterson.
- Other inscriptions
- Uninventorised from Marconi shelf D2A
- Inventory No
- 13544
- Accession Number
- 2013-27/part
Description
Square piece of card painted black with a circular aperture in the middle. There are two small holes going through the card, one of which has a bit of string through it.
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