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The 69-inch (1.8 m) telescope at Perkins was immediately replaced with a 32-inch (810 mm) cassegrain reflector telescope. It was donated by Michael R. Schottland, an entrepreneur from Martinsville, Virginia. At that time it was the largest privately owned telescope in the United States. Currently it is one of the three largest telescopes in Ohio.
A.C. Gilbert ad in The Saturday Evening Post in 1920. Beginning in 1922, A. C. Gilbert made chemistry sets in various sizes. The instruction manuals were co-edited by a Sterling Professor at Yale university and one of his graduate students. [8] [9] Between 1946 and 1966, the company manufactured toy trains called the American Flyer. [10]
The Ohio State University Radio Observatory was a Kraus-type (after its inventor John D. Kraus) radio telescope located on the grounds of the Perkins Observatory at Ohio Wesleyan University in Delaware, Ohio from 1963 to 1998. Known as Big Ear, the observatory was part of Ohio State University's Search for Extraterrestrial Intelligence (SETI ...
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Data were taken between 1965 and 1971 using the Big Ear radio telescope at the Ohio State University Radio Observatory (OSURO), also known as the "Big Ear Radio Observatory (BERO)". The survey covered 94% of the sky area between the limiting declinations of 63°N and 36°S with a resolution at 1415 MHz of 40 arc minutes in declination. [ 1 ]
The Cincinnati Observatory, known locally as Mt. Lookout Observatory, is located in Cincinnati, Ohio (United States) on top of Mount Lookout. It consists of two observatory buildings housing an 11-inch (28 cm) and 16 inch (41 cm) aperture refracting telescope. It is the oldest professional observatory in the United States. [3]
An old variant name was Gilbert Station. [1] Gilbert Station had its start as a railroad town, and was named after Gilbert Beatty. [2] A post office called Gilbert was established in 1873, and remained in operation until 1934. [3]
This is a list of the National Register of Historic Places entries in Columbus, Ohio, United States. The National Register is a federal register for buildings, structures, and sites of historic significance. This is intended to be a complete list of the properties and districts in Columbus.