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  2. 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.

  3. Ohio and Erie Canal - Wikipedia

    en.wikipedia.org/wiki/Ohio_and_Erie_Canal

    Map of a portion of the canal route in the Cuyahoga Valley. The Ohio and Erie Canal was a canal constructed during the 1820s and early 1830s in Ohio.It connected Akron with the Cuyahoga River near its outlet on Lake Erie in Cleveland, and a few years later, with the Ohio River near Portsmouth.

  4. Baltimore, Ohio - Wikipedia

    en.wikipedia.org/wiki/Baltimore,_Ohio

    According to the United States Census Bureau, the village has a total area of 2.09 square miles (5.41 km 2), all land. [8]Baltimore is not adjacent to North Baltimore, Ohio, a village in Wood County approximately 35 miles south of Toledo.

  5. United States Geological Survey - Wikipedia

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

    The United States remains virtually the only developed country in the world without a standardized civilian topographic map series in the standard 1:25,000 or 1:50,000 metric scales, making coordination difficult in border regions (the U.S. military does issue 1:50,000 scale topo maps of the continental United States, though only for use by ...

  6. 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.

  7. United States National Grid - Wikipedia

    en.wikipedia.org/wiki/United_States_National_Grid

    In addition to providing a convenient means to identify and communicate specific locations (points and areas), an overlaid USNG grid also provides an orientation, and—because it is distance based—a scale of distance that is present across the map. USGS topographic maps have for decades been published with 1000-meter UTM tick marks in the ...

  8. Terrain cartography - Wikipedia

    en.wikipedia.org/wiki/Terrain_cartography

    The United States Geological Survey (USGS) topographical survey maps included contour representation of relief, and so maps that show relief, especially with exact representation of elevation, came to be called topographic maps (or "topo" maps) in the United States, and the usage has spread internationally.

  9. List of buildings at Ohio State University - Wikipedia

    en.wikipedia.org/wiki/List_of_buildings_at_Ohio...

    Four buildings are listed on the National Register of Historic Places: Hale Hall (originally Enarson Hall), Hayes Hall, Ohio Stadium and Orton Hall.Unlike earlier public universities such as Ohio University and Miami University, whose campuses have a consistent architectural style, the Ohio State campus is a mix of traditional, modern and postmodern styles.