There are more than 600 men on the list and almost 200 women, after the public wrote in their ideal candidates for the note.The Bank received 174,112 nominations, of which 114,000 met the eligibility criteria.A shortlist will be drawn up by the Bank of England’s committee in due course, and the final choice will be made by governor of the Bank, Mark Carney.The committee which decides the shortlist is made up of prominent scientists, including space scientist Maggie Aderin-Pocock, author and genetics expert Emily Grossman, editor of The British Journal for the History of Science Simon Schaffer, and theoretical and particle physicist Simon Singh.A Bank of England spokesman said: “This is only the preliminary stage of identifying eligible names for consideration: at this first stage, a nomination has been deemed eligible simply if the character is real, deceased and has contributed to the field of science in the UK in any way.”These names have not yet been considered by our Banknote Character Advisory Committee. We encourage the public to continue nominating characters until December 14. We will release the list of all eligible nominations once the window closes.” Want the best of The Telegraph direct to your email and WhatsApp? Sign up to our free twice-daily Front Page newsletter and new audio briefings. Other contenders include computing pioneer Ada Lovelace, Professor Stephen Hawking, Alexander Fleming, who discovered penicillin, paleontologist Mary Anning, and British-Jamaican nurse Mary Seacole, who helped with new ways of treating wounded servicemen.Although there have been campaigns to get a woman on the £50 banknote, the majority of candidates on the longlist are men. The campaign to select the new face of the £50 note was launched by Bank governor Mark Carney Credit:AFP Supporters of Margaret Thatcher as the new face of the £50 note have received a boost after she was placed on the longlist of candidates by the Bank of England.It had been thought that the former prime minister would fail to make the cut, after it was announced that the Bank was looking only for people with a scientific background.But Baroness Thatcher had been a scientist in her early career, and had worked on developing emulsifiers for ice-creams for Joe Lyons foods.She has been credited with helping develop Mr Whippy ice cream, though it is disputed whether she was on that particular team at the company while it was being made.–– ADVERTISEMENT ––A Bank spokeswoman said: “Margaret Thatcher is eligible to be on the note because she was a scientist – she was a chemist before she became Prime Minister, and she actually helped invent the soft scoop ice cream.”To qualify for the list, the person must be deceased and have contributed to the field of science in the UK.