Keywords: USS Mackerel SST-1 Key West.jpg en USS Mackerel SST-1 Key West with rubber girdle 1964-03-03 US Navy US Navy 24 561166666667 -81 764166666667 USS Mackeral SST-1 with Rubber Girdle said to be part of sound dampening experiment PD-USGov Check categories 2012 December 28 en wikipedia USS_Mackerel_ SST-1 Waste management 8 History of Puerto Rico History of the Caribbean Shipwrecks in the Caribbean Uploaded with UploadWizard T-1 class submarines United States S class submarine Ships built in Connecticut Ships built in 1953 |