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11 February 1876: Elisha Gray invents a liquid transmitter for use with a telephone, but he did not make one. 14 February 1876 about 9:30 am: Gray or his lawyer brings Gray's patent caveat for the telephone to the Washington, D.C. Patent Office (a caveat was a notice of intention to file a patent application.
Ohio is divided into 88 counties. [1] Ohio law defines a structure for county government, although they may adopt charters for home rule. [1] [2] The minimum population requirement for incorporation is 1,600 for a village and 5,000 for a city. [3] Unless a county has adopted a charter, it has a structure that includes the following elected ...
Eighty-six of Ohio's 88 counties (all except Summit as of 1981 and Cuyahoga as of 2011) have the following elected officials as provided by statute: . Three county commissioners (the Board of Commissioners): Control budget; oversee planning and approve zoning regulations where county rural zoning is implemented; approve annexations to cities and villages; set overall policy; oversee ...
Telephone numbers listed in 1920 in New York City having three-letter exchange prefixes. In the United States, the most-populous cities, such as New York City, Philadelphia, Boston, and Chicago, initially implemented dial service with telephone numbers consisting of three letters and four digits (3L-4N) according to a system developed by W. G. Blauvelt of AT&T in 1917. [1]
The average population of Ohio's counties was 133,931; Franklin County was the most populous (1,326,063) and Vinton County was the least (12,474). The average land area is 464 sq mi (1,200 km 2). The largest county by area is Ashtabula County at 702.44 sq mi (1,819.3 km 2), and its neighbor, Lake County, is the smallest at 228.21 sq mi (591.1 ...
A map of the original Ohio Country. In the 17th century, the French were the first modern Europeans to explore what became known as Ohio Country. [13] In 1663, it became part of New France, a royal province of French Empire, and northeastern Ohio was further explored by Robert La Salle in 1669. [14]
Timeline of North American telegraphy. January 22, 1848 map in New York Herald showing extent of existing and planned North American telegraph lines. At this time, the service area for the United States reached Petersburg, Virginia in the south, Portland, Maine in the northeast, Cleveland, Ohio in the northwest, and as far west as East St ...
By 1900, the telegraph had become an integral part of American life, linking people and businesses across the country and around the world. In 1876, Alexander Graham Bell invented the telephone. After 1920 it replaced the telegraph as the primary means of communication between cities.