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Terry Rioux in navy "Mark V" diving helmut

Terry Rioux in navy "Mark V" diving helmut
Terry Rioux in navy "Mark V" diving helmut
Terry Rioux in navy "Mark V" diving helmut
Terry Rioux in navy "Mark V" diving helmut
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139884
Peden, Natoka
Terry Rioux in navy "Mark V" diving helmut
Still Image
06/01/1978
archives/AC44/trioux_MKV.jpg
Date is approximate
Photo taken at Mobile Diving and Salvage Unit 2, Detachment 201, Little Creek, VA.
Rioux is about to do a surface-supplied dive in the Mark V ("mark-five") helmet. The mark V helmet was used for heavy salvage work in the Navy from before World War I up until it was replaced by a more modern system in about 1985.
Image of The Day caption:
WHOI diving safety officer Terry Rioux dons a "Mark V" diving helmet at the Mobile Diving and Salvage Unit Two, in Little Creek, Va, in June 1978. Before and during his tenure at WHOI, Rioux was a diver for the U.S. Navy and Navy Reserves. According to Rioux, the Mark V helmet (which allowed breathing gases to be pumped down from a surface ship through an umbilical to the diver) was used for heavy salvage work from before World War I up until it was replaced by a more modern system in the 1980s.
Caption from Oceanus magazine, Vol. 48, No. 1, pg. 45:
In the 1970s Terry Rioux trained to be a Navy hard-hat diver, which required a sealed copper helmet, lead boots, and other heavy gear. "The whole rig weighed about 190 pounds on the surface," he said.
Photo courtesy of WHOI Archives
© Woods Hole Oceanographic Institution
Administrative Collection 44, WHOI Images. Accessioned by the Date Library & Archives 7/26/2004 from Terry Rioux
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