ARC-F-014468-0000 Construction of the central arch of the Ponte alle Grazie, Florence Credit: Alinari Archives, Florence WARNING: Permission must be required for non editorial use. Please contact Alinari Archives Date of artwork: 1237, 1876, 1946 Period and style: Middle Ages Location: Florence Photographer: Unidentified Author Date of photography: 24/11/1955 Place of photography: Florence Collection: Alinari Archives-Aranguren collection, Florence Object type: print on paper Photographic technique: P gelatin silver print Dimensioni: 7 X 10 cm Technical info Image sizes (pixel): 4134 X 2782 Image sizes (cm at 300 dpi): 35 X 23 Image sizes (MB): 7.20 Color space: RGB