The Monster Telescopes, Erected by the Earl of Rosse, Parsonstown : With an Account of the Manufacture of the Specula, and Full Descriptions of All the Machinery Connected with These Instruments

Omtale

William Parsons, third earl of Rosse, built the world's largest telescope in 1845, and it enabled him to make unprecedented astronomical discoveries. The three contemporary accounts reissued in this volume include detailed descriptions of the 'Leviathan' and its construction, reports of observations made there, and a history of telescope manufacture.