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Timeline of underwater technology - Wikipedia, the free encyclopedia |
 | | But air pressure tanks made with the technology of the time could only hold 30 atmospheres, and the diver had to be surface supplied; the tank was for bailout. |
| | After the supply of war-surplus frogman's fins dried up, for a long time fins were not available to the public, and some had to resort to such things as gluing marine ply to plimsoles. |
| | Captain Trevor Hampton founded the British Underwater Centre at Dartmouth in Devon in England. |
| en.wikipedia.org /wiki/Timeline_of_underwater_technology (2404 words) |
