London: Richard Taylor, 1826. First edition, rare offprint issue, inscribed by Herschel. The work begins with a description of the reflecting telescope, with an 18-inch aperture and 20-feet focal length, the largest telescope in the world at the time, which was constructed in 1820 by John and his father William... More about Account of observations made with a twenty-feet reflecting telescope: Comprehending, 1....
Item #4410

[1813-1850]. An extraordinary collection of works by Sir John Herschel (1792-1871), the outstanding astronomer and physical scientist of his day, assembled for presentation to his son William James Herschel (not to be confused with John’s father, the astronomer Frederick William). The collection includes offprints of Herschel’s three most important publications..... More about On the chemical action of the rays of the solar spectrum on preparations of silver and other...
Item #4321

London: Richard Taylor, 1833. First edition, the very rare offprint issue, of Herschel’s famous ‘Slough Catalogue,’ which includes 2306 nebulae and star clusters, 525 of which were discovered by Herschel himself. (Parkinson, Breakthroughs 296). He was awarded the gold medal of the Royal Astronomical Society in 1836 for this work... More about Observations of Nebulae and Clusters of Stars, made at Slough, with a Twenty-Feet Reflector,...
Item #3162