use & GSS Explorer 



Built in 1939 for the Coast and Geodetic Survey by Lake 

 Washington Shipyards of Houghton, Washington. During World 

 War 11 the Explorer, which remained under the Survey's 

 jurisdiction, participated in hydrographic surveys in the 

 Aleutians and the South Pacific in support of U.S. military 



operations. Decommissioned in 1968. the Explorer, which was 

 transferred to the Department of Labor, is now permanently 

 berthed at the Washington Navy Yard and serves as a floating 

 classroom for training oceanographic aides. 



Length: 219' 6" Displacement: 1,900 tons 



use & GSS Dericksoii 



Originally the Navy subchaser PCS 1458 built in 1944 by Ballard 

 Marine Railway Company of Seattle. She was loaned to the 

 Coast and Geodetic Survey upon completion of her construc- 

 tion, and renamed and reclassified USS Ucrickson (AGS 6), but 



operated during World War II under the Survey 'sjurisdiction. In 

 1948 she was permanently transferred to the Survey. 



Length: 136' Displacement: 267 Ions 



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