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A comment on Basic Cave Diving: A Blueprint for Survival (1986) [pdf]. Parent comment

Re:Basic Cave Diving: A Blueprint for Survival (1986) [pdf] by dsfdsfsd423423 on Monday July 09, 2018 @07:05AM (#17489369)
I've read in some articles that there are no military divers specialized in cave diving. Experienced private cave divers are of more help here.
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