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United States Geological Survey (USGS) / 38.9470; -77.3675. The United States Geological Survey ( USGS ), founded as the Geological Survey, is an agency of the United States government whose work spans the disciplines of biology, geography, geology, and hydrology. The agency was founded on March 3, 1879, to study the landscape of the United ...
Included are historical maps and publications of USGS, as well as early publications of many federal, state and other geological surveys. Records of select geological societies are also maintained in the collection, such as the Geological Society of Washington , which was founded by John Wesley Powell and other noted scientists after the Civil War.
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. It also had connections to other canal systems in Pennsylvania . The canal carried freight traffic from 1827 ...
LeVeque Tower, in Franklin County. Rutherford B. Hayes House, National Historic Landmark in Sandusky County. Bucyrus Commercial Historic District, in Crawford County. Huffman Field, National Historic Landmark in Greene County. Tyler Davidson Fountain, in Hamilton County. Barnesville Petroglyph, in Belmont County.
Richard Urquhart Goode (December 8, 1858 – June 9, 1903) was an American geographer and topographer with the United States Geological Survey (USGS) Northern Transcontinental Railroad Survey, and the Panama Canal Company. Goode was in charge of the Western Division of the USGS. which included all lands west of the Mississippi River, and worked ...
Survey markers, also called survey marks, survey monuments, or geodetic marks, are objects placed to mark key survey points on the Earth's surface. They are used in geodetic and land surveying. A benchmark is a type of survey marker that indicates elevation ( vertical position ). Horizontal position markers used for triangulation are also known ...
This is a list of National Historic Landmarks in Ohio and other landmarks of equivalent landmark status in the state. The United States' National Historic Landmark (NHL) program is operated under the auspices of the National Park Service, and recognizes structures, districts, objects, and similar resources according to a list of criteria of national significance.
In modern mapping, a topographic map or topographic sheet is a type of map characterized by large- scale detail and quantitative representation of relief features, usually using contour lines (connecting points of equal elevation), but historically using a variety of methods. Traditional definitions require a topographic map to show both ...