Diving bell spider was created in 1758.
You answered it yourself- they have telephones so Bell crewmen are in constant contact with the Mother ship. A diving Bell is captive and cannot operate independently- unllike a submarine or Bathyscaphe. a Bathysphere is a spherical form of diving bell and has the same limitations. the modern bells - used in real ocean work have some form of telephone cable device so they are in constant contact with the surface vessel. Radio won"t work underwater, period.
In 1616, the German inventor Kessler introduced his diving bell with glass ports
Sir Edmund Halley- yes the astronomer, came up with a practical diving bell in the year l7l7.
you go to big catch and talk to the claws he will teach and give you a gem diving bell.
brown to black
The diving bell was made of thick heavy metal or weighted barrels.
In 1535, Guglielmo de Lorena
Its enemies are frogs and fish.
northern Europe and Asia