AlvanClark (March 8, 1804 – August 19, 1887), born in Ashfield, Massachusetts, was an American astronomer and telescope maker. He started as a portrait...
Alvan Graham Clark (July 10, 1832 – June 9, 1897) was an American astronomer and telescope-maker. Alvan Graham Clark was born in Fall River, Massachusetts...
he was the son of AlvanClark, part of a family of refracting telescope makers in the 19th century. In 1846, George Bassett Clark joined his father and...
telescopes in astronomy. Noted lens makers of the 19th century include: AlvanClark Brashear Chance Brothers Cauchoix Fraunhofer Gautier Grubb Henry Brothers...
ISBN 9780819463074. Warner, Deborah Jean; Ariail, Robert B. (1995). AlvanClark & Sons, Artists In Optics (2nd ed.). Willmann-Bell. p. 174. Kidger, M...
observing Venus in detail in mid-1896 soon after the 61-centimetre (24-inch) AlvanClark & Sons refracting telescope was installed at his new Flagstaff, Arizona...
world. It is currently used for public education programs. The 1904 AlvanClark & Sons 16 inch refractor – Housed in the "Herget Building". Used in public...
ast.cam.ac.uk. Retrieved 2019-03-07. "Objekt des Monats: Refraktor von Clark & Sons". bibliothek.univie.ac.at. "Astronomy Program – Jewett Observatory"...
as the basis for the Double-Gauss lens first proposed in 1888 by Alvan Graham Clark, which is a four-element, four-group compound lens that uses a symmetric...
Percival Lowell in the observer's chair of the AlvanClark 61 cm (24-inch) refractor Historic Clark telescope installed in 1896 and housed in a wooden...
was not in use as of 2009. The AlvanClark Telescope is a 13 in (33 cm) refractor named after its maker, AlvanClark. The telescope was first installed...
Paris, France by Mantois and delivered to AlvanClark & Sons in Massachusetts where they were completed. Clark then made what would be the largest telescope...
Observatory boasted an 8¼ inch (210mm) aperture refracting telescope built by AlvanClark of America. He was one of the founders of the British Astronomical Association...
knowledge mostly through self-education. In 1873, he took a job with the AlvanClark and Sons Company producing telescopes in Cambridge, Massachusetts, which...
inception in 1890. The telescope is the largest AlvanClark refractor still mounted on its original AlvanClark mount. List of astronomical observatories List...
1841 Alvin Clark Owsley, member of the Twenty-first Texas Legislature AlvanClark, nineteenth-century astronomer and telescope-maker AlvanClark & Sons Disappearance...
Wray. On January 31, 1862, American telescope-maker and astronomer Alvan Graham Clark first observed the faint companion, which is now called Sirius B,...
at the observatory was a 12-inch (300-millimeter) refractor made by AlvanClark. Astronomer E. E. Barnard used the telescope to make "exquisite photographs...
public on weekends. "Leah" is an 8" refractor telescope built in 1883 by AlvanClark & Sons and donated by Anthony Chabot. "Rachel" is a 20" refractor telescope...
Great Refractor". www.cfa.harvard.edu. Retrieved September 8, 2019. "Fitz/Clark 12-in Refractor". The General History of Astronomy. Cambridge University...
instruments of the highest quality, including an 81⁄4-inch refractor by AlvanClark & Sons and a 3-inch (7.6 cm) Fauth transit circle. Shortly after the...
formerly included a twelve-inch (30 cm.) refractor telescope built by the AlvanClark firm in 1916 for the Czarist government of Russia. It was to be installed...
photographically corrected 11 in (28 cm) refracting telescope made by AlvanClark to make a 51-minute exposure of the Orion Nebula, the first photograph...
Aryabhata Walter Baade Friedrich Bessel Tycho Brahe Annie Jump Cannon AlvanClark Nicholas Copernicus Galileo Galilei George Ellery Hale William Herschel...
journalist and politician, United States Secretary of War (d. 1889) 1804 – AlvanClark, American astronomer and optician (d. 1887) 1822 – Ignacy Łukasiewicz...
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