Organisation set up by the psychiatrist John Barker in 1966 in the wake of the Aberfan disaster. Its aim was to collect premonitions from members of the public in the hope of being able to issue warnings about similar tragedies in the future.
Sixty-four people, mainly children, were drowned in the River Don in Masbrough, Yorkshire, on 5 July 1841 when the launch of a boat went wrong.
Explosion of firedamp on Friday 13 August 1886 which caused the deaths of 38 miners at Bedford No. 2 Pit in Leigh, on the Lancashire Coalfield.
Deaths of 26 boys and girls working underground, drowned by an overflowing stream.
Mining disasters in Lancashire in which five or more people were killed occurred most frequently in the 1850s, 1860s and 1870s.