Louisa May Alcott, in Eight Cousins, calls it a 'freedom suit'. I think there were a lot of terms.

I bow to your extensive experience!!

surely it's stolen? the original owner probably wants it back? you could call in the vin numbers.

Finished reading! You have a very good point, that we should look harder for archaeological evidence of diving. My book has an example of changes in ear bones attributed to ear infections from diving, which we might also look for? Not convinced that the Thera fresco is coral divers though.

I've experimented with asking it to generate examples of something, or bibliography on something, and of course then not all the examples/bib are relevant, or even necessarily real, but sometimes it comes up with suggestions I had missed.