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Title: Professor Alexander Fleming
Caption: London, England: December 24, 1943 Professor Alexander Fleming examining cultures of penicillin in his laboratory at St. Mary's Hospital. He discovered penicillin in 1928, and it is soon to be mass produced for civilian as well as military use.
Credit: Album / Universal Images Group / Underwood Archives/UIG
Image size: 4800 × 3798 px | 52.2 MB
Print size: 40.6 × 32.2 cm | 1889.8 × 1495.3 in (300 dpi)