. . . . . . . . . . . . . . . . . . . "7000.0"^^ . . . . "Fathometer, a Dorsey sonic depth finder, a Hughes automatic depth recorder system, a special taut-wire measuring gear with 120 nautical miles of fine wire and several tons of iron balls, and hydrophones."@en . . . . . . . . . "1939-10-14"^^ . . . . . . . . . . . . . "4.572"^^ . . . . . . . "60"^^ . . . "67056.0"^^ . . . . . . . "2"^^ . . . . . . . . "1939-10-14"^^ . . . . . "12"^^ . "United States"@en . . . . . . . . . . . . . . . . . "USC&GS Explorer (OSS 28)"@en . "The second USC&GS Explorer (OSS 28) was a survey ship that served in the United States Coast and Geodetic Survey from 1940 to 1968. She operated in the Pacific Ocean from 1940 to 1960, seeing service there during World War II, and in the Atlantic Ocean from 1960 to 1968."@en . . . . "USC&GS Explorer"@en . . . . . . "Spring 1940"@en . . . . . . . . . "Explorer, one who seeks out new information by means of travel"@en . . "67.056"^^ . . . . . . . . . "1940-03-09"^^ . . . "The second USC&GS Explorer (OSS 28) was a survey ship that served in the United States Coast and Geodetic Survey from 1940 to 1968. She operated in the Pacific Ocean from 1940 to 1960, seeing service there during World War II, and in the Atlantic Ocean from 1960 to 1968."@en . . . . . . . . . . . . . . "16877"^^ . . . . . "--03-09"^^ . "*1,500 tons \n*1,800 tons"@en . . . . . . . . "1968"^^ . . . . "42818318"^^ . . "USC&GS Explorer (OSS 28)"@en . . . . . . "11.5824"^^ . . . . . . "*4 x survey launches\n*2 x other launches\n*2 x whaleboats\n*2 x non-magnetic whaleboats\n*6 x and skiffs and dories."@en . . . . "1117158439"^^ . . "2"^^ . "up to 90"@en . .