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1 "Granite" exploration hole, area 15, Nevada Test Site, Nye County, Nevada--Interim report, Part B, Hydrologic data 未开放资源 机器抓取
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2 "Granite" Exploration Hole, Area 15, Nevada Test Site, Nye County, Nevada--Interim report, Part C, Physical properties 未开放资源 机器抓取
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3 "Report upon the extinct Vertebrata obtained in New Mexico by parties of the expedition of 1874," by Edward D. Cope; a digital archive with multimedia annotations 未开放资源 机器抓取
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4 "The Great Cataract" - Effects of Late Holocene Debris Flows on Lava Falls Rapid, Grand Canyon National National Park, Arizona 未开放资源 机器抓取
  Lava Falls Rapid is the most formidable reach of whitewater on the Colorado River in Grand Canyon and is one of the most famous rapids in the world. Although the rapid was once tho...
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5 10 years of volcanic activity in Alaska; 1983 to 1992; a video 未开放资源 机器抓取
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6 100 Million Years of Antarctic Climate Evolution: Evidence from Fossil Plants 未开放资源 机器抓取
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7 100-year flood map, Fairfax County, Virginia 未开放资源 机器抓取
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8 15/16 ips Operation of the Precision Instrument Company Model P15100 tape recorder to record the standard (30 Hz) NCER seismic data multiplex system 未开放资源 机器抓取
  In recent months the need has arisen to record special seismic networks consisting of a dozen or more standard NCER seismic systems telemetered to a central collection point on a r...
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9 1890 and 1990 bathymetry of Florida Bay 未开放资源 机器抓取
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10 1974 handbook for U.S.G.S. Central California Microearthquake Network 未开放资源 机器抓取
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