Scientific from 508thehuntfarm

Here for your consideration is "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. History: William Parsons (1800-67), third Earl of Rosse, was responsible for building the largest telescope of his time, nicknamed the 'Leviathan'. It… Saber más sobre este artículo