When this bathyscaphe was brought out in a freighter to do its preliminary unmanned dives in the sheltered waters off Nassau, the British and French thought it would be cheaper and more sensible to hire a local vessel suitable for the job instead of bringing one out from Europe.
Under the supervision of the Admiral, two of the crew made a preliminary dive in aqualungs.
Martina Jaschke (East Germany) was 4th after the preliminary high dives, behind 2 Soviets and a Mexican, but came back to win gold on the second day of competition.
The pool here was partitioned into eight sections by transparent dividing walls that went down to the bottom and rose out of the water a good twenty feet-higher than a bottle-nose dolphin could jump, particularly with no more than three meters of water below them in which to make its preliminary dive.
Yet he recognized the importance of this preliminary dive.
The 12 divers with the highest combined score from the semi-final and preliminary dives advanced to the final.
And after Greg Louganis hit his head on the springboard during a preliminary dive, the camera caught his embarrassment.