TOP-F-859672-0000 Sir Alexander Fleming (1881-1955) in his laboratory. The Scottish bacteriologist discovered penicillin in 1928, Nobel Prize in Medicine in 1945 Credit: 2005 / TopFoto / Alinari Archives WARNING: Permission must be required for non editorial use. Please contact Alinari Archives Date of photography: 1940 circa People: Fleming Alexander (bacteriologist, 1945 Nobel Prize in Medicine) Collection: TopFoto / Alinari Archives Object type: digital image Technical info Image sizes (pixel): 4235 X 4058 Image sizes (cm at 300 dpi): 35 X 34 Image sizes (MB): 2.31 Color space: RGB