Found 147 datasets matching "1938".
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Region(s) of distribution of Bearded Warbonnet (Chirolophis snyderi) (Taranetz, 1938) in the Arctic as digitized for U.S. Geological Survey Scientific Investigations Report 2016-5038. For details...
Search relevance: 101.97 | Views last month: 0 -
The landscape of the conterminous United States has changed dramatically over the last 200 years, with agricultural land use, urban expansion, forestry, and other anthropogenic activities altering...
Search relevance: 99.51 | Views last month: 3 -
Aerial photos taken of San Francisco between 1938 and 2017.
Search relevance: 97.22 | Views last month: 0 -
The U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center (SPCMSC) conducted research to identify areas of seafloor elevation stability and instability based on elevation...
Search relevance: 91.93 | Views last month: 0 -
Water depths for the lower Sixmile Creek reservoir in Ithaca, Tompkins County, N.Y. that were measured during 1938 were found in the files of the GIS Program, City of Ithaca. This agency computed...
Search relevance: 85.16 | Views last month: 0 -
Water depths for the lower Sixmile Creek reservoir in Ithaca, Tompkins County, N.Y. that were measured during 1938 were found in the files of the GIS Program, City of Ithaca. This agency computed...
Search relevance: 84.97 | Views last month: 0 -
Digital replicas of aerial photographs collected in 1938 by the U.S. Bureau of Reclamation along the floodplain of the Colorado River in Mohave Valley, Arizona, California, and Nevada.
Search relevance: 84.22 | Views last month: 0 -
Georectified and tonally balanced aerial photographs collected in 1938 by the U.S. Bureau of Reclamation along the floodplain of the Colorado River in Mohave Valley, Arizona, California, and Nevada.
Search relevance: 82.81 | Views last month: 0 -
The Frank Miller vegetation and disturbance history map, which was drawn in 1938, was scanned using a Vidar color scanner at 600 DPI. The map was originally separated into two segments. A digital...
Search relevance: 82.10 | Views last month: 0 -
This product is a georectified and tonally balanced mosaic of aerial photographs collected in 1938 by the U.S. Bureau of Reclamation along the floodplain of the Colorado River in Mohave Valley,...
Search relevance: 79.48 | Views last month: 0 -
This silent film documents student hiking trips conducted by the University of Colorado at Boulder in the Rocky Mountains, Colorado, USA during the summers of 1938-1942. The hikes took place in...
Search relevance: 78.57 | Views last month: 0 -
This package contains data from a study to quantify vegetation dynamics in response to lagomorph and shrub exclusion on the Jornada Experimental Range from 1938-2001. Data consist of vertical line...
Search relevance: 72.30 | Views last month: 0 -
The Military Service Personnel Photograph Collection Index, (circa 1938-1953) was created by Connecticut State Library staff to highlight and better utilize these unique archival photographs and...
Search relevance: 67.82 | Views last month: 0 -
Total dissolved solids (TDS) in surface waters affect water quality and useability and are of particular concern in the Colorado River Basin. Estimates of current and past TDS concentration and...
Search relevance: 66.07 | Views last month: 0 -
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe navigation and to provide...
Search relevance: 52.33 | Views last month: 0 -
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe navigation and to provide...
Search relevance: 52.33 | Views last month: 0 -
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe navigation and to provide...
Search relevance: 52.33 | Views last month: 0 -
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe navigation and to provide...
Search relevance: 52.33 | Views last month: 0 -
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe navigation and to provide...
Search relevance: 52.33 | Views last month: 0 -
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe navigation and to provide...
Search relevance: 52.33 | Views last month: 0
