Within minutes the 22 people poisoned were in 'agony', suffering fits and slipping out of consciousness and tragically two people failed to recover.
The Maryport & Carlisle Railway (M&CR) was an English railway company formed in 1836 which built and operated a small but eventually highly profitable railway to connect Maryport and Carlisle in Cumbria, England.
Cumbria Police is now investigating after saline bags which appeared to have been tampered with were discovered by a member of staff at Cumberland Infirmary in Carlisle in January.
A police spokesman said: 'Police will continue to work closely with the North Cumbria University Hospitals Trust as inquiries continue into this investigation.'Security measures were stepped up at the hospital following the discovery and a spokesman for North Cumbria University Hospitals Trust said there were no indications that any patients had been adversely affected.
It comes two years after a separate investigation resulted in nurse Victorino Chua being jailed for at least 35 years.
Chua killed two people and poisoned 21 others when he injected insulin into saline bags which were unwittingly used by other nurses at Stepping Hill Hospital in Stockport.
The section from Carlisle to Wigton was opened on : In the course of the forenoon three trains of carriages arrived from Carlisle, drawn by the Star, the new patent engine of Messrs. Soon after one o'clock, the different trains were filled with passengers, amongst whom were many of the fair sex, who appeared not the least interested of the vast concourse in the proceedings...The line here runs parallel, and on the same level, with the Newcastle and Carlisle Railway, and the trains passing on to that line were carried forward to the Station of that company at London Road-the ancient Gallows Hill.