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Learning the Ropes Page
HI Deadly Nitrogen
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Admiralty Admiralty Salvage air-pipe anchor ashore asked Bill Hodgson bottom breast-rope bubbles called captain cargo clear compressed course crew cutter danger Dardanelles deck decompression depth destroyer diving boat diving dress dockyard drill engine-room equipment face-glass Falmouth fathoms feet felt fire fish floating gave gelignite hand happened harbour helmet hold holes Hong Kong Huntspill inches inside knew learnt lifting looked Lough Swilly McKenzie naval Navy nearly needed never nitrogen outlet valve oxygen patch Perim plates port pressure pulled pump recompression chamber Ringdove rope round salvage officer salvage vessel sampan Scapa Flow sea-bed sent Shanghai shark Sheerness ship ship's shipwright shot-rope side signal Sir Robert Davis soon starboard stop submarine surface Takoradi Thames Ironworks Thetis thing thought tide told took torpedo towed U-boats under-water usually waiting wanted wire wreck