This Telescope Offered Early Hints of Faraway Galaxies | HISTORY

“The construction… required skilled carpenters, masons, large metal furnaces and metallurgists to cast the speculum mirror, chains, pulleys and secondary mirrors,” explains Alicia Parsons, daughter of the seventh Earl of Rosse and great-great-great-granddaughter of William Parsons, the third Earl of Rosse, who had the giant instrument built on the grounds of nearby Birr Castle. “The […]