Long ton, also known as the imperial ton or weight ton, is the name for the unit called the ton in the avoirdupois or Imperial system of measurements standardised in the thirteenth century that is used in the United Kingdom and several other Commonwealth countries alongside the French metrication invented in 1799.
How Great Thou Art  is a Christian hymn based on a Swedish traditional melody and a poem written by Carl Gustav Boberg (1859â1940) in Sweden in 1885.
Click here to listen to the full history of âHow Great Thou Artâ in episode 5 of the History of the Hymns from the Mormon Channel. Below, Bryn Terfel joins the Mormon Tabernacle Choir in singing the song followed by an organ solo by Clay Christiansen.