Large Bell-shaped glass vessel (c. 1730-40), to de
Large Bell-shaped glass vessel (c. 1730-40), to demonstrate the Diving Bell. At the top is a brass tap to control air pressure, round the middle is a brass band with hooks from which are suspended 13 lead balls to regulate the weight [see Desaguliers, Experimental Philosophy, 1744, p.212, pl.XX, fig.2]
- Physics (early centuries)
- Object Number:
- National Maritime Museum (Gabb Collection)
- Permanent collection
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