http://swissbaync5d7ykaz7dh7v4qjrb4gmen5aj3bogxrcgbb43ij34bjuyd.onion/pdf/Books/Survival/Medicine/oddsnends.htm
But
I, in encountering great pressures at the bottom of the sea, was obliged to shut my head,
like that of a diver, in a ball of copper and it is to this ball of copper that the two
pipes, the inspirator and the expirator, open."