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  2. List of free geology software - Wikipedia

    en.wikipedia.org/wiki/List_of_free_geology_software

    This is a list of free and open-source software for geological data handling and interpretation. The list is split into broad categories, depending on the intended use of the software and its scope of functionality. Notice that 'free and open-source' requires that the source code is available and users are given a free software license.

  3. TopoQuest - Wikipedia

    en.wikipedia.org/wiki/TopoQuest

    In addition to matching the Topozone URL's, the website offers free download of GeoTIFFs, which Topozone had only offered for a premium. TopoQuest started adding Canadian 1:50K scale topographic maps in July 2008, and USGS 1:100K and 1:250K scale topographic maps in March 2009.

  4. TopoZone - Wikipedia

    en.wikipedia.org/wiki/TopoZone

    Prior to founding the company, McNierney, an organic chemistry graduate of Dartmouth College, was chief technology officer for Eastman Software, a division of Eastman Kodak. [1] In 2003 the company partnered with the National Map making its 20-Terabyte library of digital topographic maps and aerial photography available to the USGS. The 2003 ...

  5. List of principal and guide meridians and base lines of the ...

    en.wikipedia.org/wiki/List_of_principal_and...

    Primarily from the United States Government Printing Office Style Manual. [1] State names usually signify only parts of each listed state, unless otherwise indicated. Based on the BLM manual's 1973 publication date, and the reference to Clarke's Spheroid of 1866 in section 2-82, coordinates appear to be in the NAD27 datum.

  6. P2 Energy Solutions - Wikipedia

    en.wikipedia.org/wiki/P2_Energy_Solutions

    P2 Energy Solutions provides financial and accounting management software, geospatial data, land asset management tools, well lifecycle management solutions [buzzword], environmental, health & safety solutions [buzzword] [1] and outsourcing services [2] to both the upstream and mid-stream oil and gas sectors as well as the alternative energy sector.

  7. Topographic map - Wikipedia

    en.wikipedia.org/wiki/Topographic_map

    Sergeant Chris D. Washington checking his Topographic map during a morning deer hunt in Kilgore, Texas A topographic map of Stowe, Vermont with contour lines Part of the same map in a perspective shaded relief view illustrating how the contour lines follow the terrain Sheet #535 (2013 version; second digital edition) of MTN50 Spanish National Topographic map series, covering Algete town (near ...

  8. Blue Marble Geographics - Wikipedia

    en.wikipedia.org/wiki/Blue_Marble_Geographics

    Blue Marble's first software product, the Geographic Calculator, [2] was developed in 1992 and released in 1993. The Geographic Calculator is a coordinate conversion library with a database of coordinate mathematical objects including projections, coordinate systems, datums, ellipsoids, linear and angular units.

  9. Libre Map Project - Wikipedia

    en.wikipedia.org/wiki/Libre_Map_Project

    The Libre Map Project was started by Jared Benedict and around 100 additional individuals contributing money to purchase (or "liberate") a full set of 1:24K scale USGS topographic maps in Digital raster graphic form. [1] The map files were then hosted by archive.org to ensure the map data will continue to be freely available to everyone ...