Examples from literature

• The diving bell, which uses outside water pressure to keep air inside it, was mentioned by Aristotle in the 4th century BCE. 
• He made a descent in a diving bell, which was used to try to reach wrecked treasure ships. 
• I am not sure but the diving bell is getting somewhat out of use now. 
• So he had decided to remove such obstructions at the proper moment through divers or a diving bell. 
• The first diving bell we read of was a very large kettle suspended by ropes with the mouth downwards, and planks fixed in the middle of its concavity. 
• We saw a diving bell in the great hall, which is frequently put into action, and visitors are allowed to descend.