The Personal Submersibles Organization (PSUBS) is an internet based society for hobbyists interested in small privately owned manned or unmanned submarines.
The Personal Submersibles Organization (PSUBS) is an internet based society for hobbyists interested in small privately owned manned or unmanned submarines. (en)
The Personal Submersibles Organization (PSUBS) is an internet based society for hobbyists interested in small privately owned manned or unmanned submarines. (en)