Telescope earliest existing record of a telescope was a 1608 patent submitted to the government in the Netherlands by Middelburg spectacle maker Hans Lippershey for a refracting telescope. The actual inventor is unknown but word of it spread through Europe. [[Galileo Galilei|Galileo]] heard about it and, in 1609, built his own version, and made his telescopic observations of celestial objects. The idea that the [[Objective (optics)|objective]], or light-gathering element, could be a mirror instead of a lens was being investigated soon after the invention of the refracting telescope. The potential advantages of using [[parabolic reflector|parabolic mirrors]]—reduction of [[spherical aberration]] and no
In the Sweet By-and-By and 1919. Translations of the text exist in a number of world languages. 'Sweet By-and-By' continues to be regularly performed. Noteworthy recordings over the years have been made by Elvis Presley, Louis Armstrong, Johnny Cash, Glen Campbell, Dolly Parton, Willie Nelson, Loretta Lynn and Kenny Rogers. The hymn is also heard in films, including "Sergeant York" (1941), "Benny and Joon", "Supervixens", and "Django Unchained" (2012). The 1907 Spanish Latter-day Saint hymnal contained a similar song, titled "Hay un Mundo Feliz Más Allá" and set to the same tune modified by adding to all parts the notes of the traditional first