Artificial black glass horizon (lacking case and level), unsigned, made by an unknown English maker, 1875-1885. Consisting of a circular anodized brass base with three levelling feet and covered with a blackened glass plate serving as a mirror.
- Object Number:
- furnishing and equipment
- tools & equipment
- optical instrument
- ancillary optical instrument
- artificial horizon
- On loan from the Wellcome Trust
- Loan: Wellcome Trust
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