VBA-S-004633-0115 Workers in the process of sterilization at the Alfa pharmaceutical factory. The photograph is taken through a window in an adjacent room. A bottle is visible there. Credit: Alinari Archives, Florence WARNING: Permission must be required for non editorial use. Please contact Alinari Archives Photographer: Villani, Studio Date of photography: 1960 - 1969 Place of photography: Italy, Alfa factory Collection: Alinari Archives-Villani archive, Florence Object type: glass plate Photographic technique: N silver gelatin dry negative Technical info Image sizes (pixel): 2418 X 1794 Image sizes (cm at 300 dpi): 20 X 15 Image sizes (MB): 2.12 Color space: RGB