Search results
Results from the WOW.Com Content Network
In the 1920s to 1970, Ohio River Park was owned by Pittsburgh Coke & Chemical Company (a.k.a. Calgon Carbon). [1] In the 1930s to mid-1950s, Ohio River Park was a landfill for municipal wastes. [ 1 ] In 1952 to 1965, Ohio River Park was used to dispose of coke sludge, cement manufacturing waste, and pesticides. [ 2 ]
Location of Butler County in Ohio. This is a list of the National Register of Historic Places listings in Butler County, Ohio. This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Butler County, Ohio, United States. The locations of National Register properties and districts for ...
The Village of Addyston Historic District is a historic district in the village of Addyston, located along the Ohio River near Cincinnati in Hamilton County, Ohio, United States. The remnant of two company towns , the district is primarily residential in character, with only occasional examples of larger architecture.
Such large sites as Adams County, or "Sandy Springs" as it is also known, are rare among Paleo-Indian sites; most discoveries related to the people are isolated finds, [4]: 158 although a comparable archaeological district known as the Welling site has been discovered in Coshocton County, Ohio.
The Portsmouth Earthworks are a large prehistoric mound complex constructed by the Native American Adena and Ohio Hopewell cultures of eastern North America (100 BCE to 500 CE). [2] The site was one of the largest earthwork ceremonial centers constructed by the Hopewell and is located at the confluence of the Scioto and Ohio Rivers, in present ...
The Ufferman Site (also known as the A. Sawyer Site, [1] and designated 33DL12 [2]) is an archaeological site in the central part of the U.S. state of Ohio. [1] Located north of the city of Delaware, [3] it occupies approximately 2 acres (0.81 ha) of land near Delaware Lake on property near to the boundaries of Delaware State Park.
The overlying Devonian rocks include the Columbus Limestone to the east of the Findlay Arch and the Detroit River Group carbonates to the west. The angular unconformity between lower Silurian rocks is marked in some places by phosphate beds, that preserve bones and teeth. A cast of a Dunkleosteus fossil found near Cleveland, Ohio
Southeastern Ohio was a swamp-covered coastal plain. [4] Ferns and horsetails were among the state's rich flora. [3] Ohio was only about 5 degrees north of the equator. Sand and mud deposited on local river deltas gradually filled in the swamp. Later in the Permian Ohio was subjected to geologic uplift and its sediments were eroded away ...