Opening the Great Depths

“We were certainly pioneers as the Trieste was one of only two such vehicles in the world—the French Navy’s bathyscaphe FNRS-3 was the other. It meant that we had to ‘write the book’ about deep submergence operations in terms of technique and technologies. We learned by doing and by failures, although very few of the latter were serious. For example, if we needed a piece of equipment we would have...