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  2. United States Geological Survey - Wikipedia

    en.wikipedia.org/wiki/United_States_Geological...

    In 2015, the USGS unveiled the topoView website, a new way to view their entire digitized collection of over 178,000 maps from 1884 to 2006. The site is an interactive map of the United States that allows users to search or move around the map to find the USGS collection of maps for a specific area.

  3. United States Geological Survey Library - Wikipedia

    en.wikipedia.org/wiki/United_States_Geological...

    The United States Geological Survey Library (USGS Library) is a program within the United States Geological Survey (USGS), a scientific bureau within the Department of Interior of the United States government. The USGS operates as a fact-finding research organization with limited regulatory responsibility.

  4. 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 ...

  5. Geographic Names Information System - Wikipedia

    en.wikipedia.org/wiki/Geographic_Names...

    The logo of the United States Geological Survey (USGS) The Geographic Names Information System (GNIS) is a database of name and location information about more than two million physical and cultural features throughout the United States and its territories; as well as the associated states of the Marshall Islands, Federated States of Micronesia, and Palau; and Antarctica.

  6. United States House Select Committee to Investigate Tax ...

    en.wikipedia.org/wiki/United_States_House_Select...

    In April 1952, the Select Committee to Investigate Tax-Exempt Foundations and Comparable Organizations (or just the Cox Committee Investigation), led by Edward E. Cox, of the House of Representatives began an investigation of the "educational and philanthropic foundations and other comparable organizations which are exempt from federal taxes to determine whether they were using their resources ...

  7. Wikipedia:Reliable sources checklist - Wikipedia

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

    Here's a checklist to help organize your evaluation of a source. Remember, this checklist is useful to identify whether a source is likely to be appropriate for general use in an average article. No source is always unreliable for every statement, and no source is always reliable for any statement.

  8. Charitable contribution deductions in the United States

    en.wikipedia.org/wiki/Charitable_contribution...

    An organization must meet certain requirements set forth in the code. Some organizations must also file a request with the Internal Revenue Service to gain status as a tax-exempt non-profit charitable organization under section 501(c)(3) of the tax code. A non-exhaustive list of organizations that may meet the Federal requirements are as follows:

  9. American Geosciences Institute - Wikipedia

    en.wikipedia.org/wiki/American_Geosciences_Institute

    Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. Unsourced material may be challenged and removed. Find sources: "American Geosciences Institute" – news · newspapers · books · scholar · JSTOR ( April 2017 ) ( Learn how and when to remove this message )