Underwater work
Cayford, John E.
Underwater work a manual of scuba commercial,salvage and construction operations - 2nd ed. - Cambridge Cornell maritime press 1966 - xiii,258p.
Underwater-construction Underwater pipelaying Underwater cutting and welding
629.127 / CAY
Underwater work a manual of scuba commercial,salvage and construction operations - 2nd ed. - Cambridge Cornell maritime press 1966 - xiii,258p.
Underwater-construction Underwater pipelaying Underwater cutting and welding
629.127 / CAY