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  2. 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 ...

  3. Wikipedia:WikiProject Maps/Source materials - Wikipedia

    en.wikipedia.org/wiki/Wikipedia:WikiProject_Maps/...

    File:USA_Counties.svg: An SVG file with detailed nationwide state and county borders. U.S. Congressional districts; USGS Viewer (The National Map). Several views -- topo, images, hydrological. Print to PNG. Mark up with overlays, save and reload KML data. Some bugs, but usable. All US Public domain.

  4. TopoQuest - Wikipedia

    en.wikipedia.org/wiki/TopoQuest

    Print/export Download as PDF; ... TopoQuest started adding Canadian 1:50K scale topographic maps in July 2008, and USGS 1:100K and 1:250K scale topographic maps in ...

  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. TopoZone - Wikipedia

    en.wikipedia.org/wiki/TopoZone

    The maps are produced by the USGS, which encourages the distribution of their maps through business partners. TopoZone offered aerial photographs from the USGS and street maps from the United States Census Bureau. In 2007 complete coverage of Canada was added, using the topographic map series produced by Natural Resources Canada.

  7. The National Map - Wikipedia

    en.wikipedia.org/wiki/The_National_Map

    The USGS also utilizes data from The National Map Corps, which consists of volunteers who devote some of their time to provide cartographic information on structures. [ 4 ] The National Map is the official replacement for the USGS topographic map program .

  8. Regions of Wisconsin - Wikipedia

    en.wikipedia.org/wiki/Regions_of_Wisconsin

    The Wisconsin DOT uses the following regions: [4] North Central Region Counties: Adams, Florence, Forest, Green Lake, Iron, Langlade, Lincoln, Marathon, Marquette ...

  9. List of counties in Wisconsin - Wikipedia

    en.wikipedia.org/wiki/List_of_counties_in_Wisconsin

    In most counties, elected coroners have been replaced by appointed medical examiners. State law permits counties to appoint a registered land surveyor in place of electing a surveyor. Counties in Wisconsin are governed by county boards, headed by a chairperson. Counties with a population of 500,000 or more must also have a county executive.