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Also in the sale, the Nobel prize bronze medal.
Two samples of mould that legendary scientist Sir Alexander Fleming used to produce penicillin have sold for almost £25,000.
Both specimens of the yellow-green Penicillium Notatum fungus are contained on a glass disc and date back to the 1930s when Fleming was developing his 1928 discovery of penicillin.
The samples helped pave the way for the development of antibiotics which people first started to use in 1942 to treat infections which often would prove fatal.
The treatment has gone on the save millions of lives across the world.