Departing Japan on 10 October 1952 , '' LST-827 '' was to perform another historic service to her country by operating with the units assigned to Ivy Mike — the first hydrogen bomb tests . She returned to San Diego on 30 November and received major alterations at Mare Island Naval Shipyard in preparation for her next assignment . From 1953 through 1956 , '' LST-827 '' sailed on two WestPac cruises , engaged in amphibious exercises off the West Coast and steamed to the Arctic on three occasions to supply stations on the DEW line radar network
Ivy Mike
Ivy Mike
USS Hillsborough County (LST-827)