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#1 Federal
Data on the Earth's Magnetic Field and its Secular Change since 1800
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Dataset Last Updated: January 01, 1972 at 12:00 AM
Information on the past and present orientation of the Earth's magnetic field is available from the National Geophysical Data Center (NGDC) which serves as the national data bank for geomagnetic...
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Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 12:46 PM
#2 Federal
Worldwide Database of Analog Marine Seismics, Bathymetry, Magnetics, and Gravity Data
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Dataset Last Updated: January 01, 1976 at 12:00 AM
The Analog Marine Geophysical Underway data file consists primarily of seismic data and some bathymetry, magnetics, and gravity data. Most of the data are released to NGDC in microform packages;...
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Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 12:46 PM

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