GCQ-F-009681-0000 Italians working abroad; Italian technicians at the Giulia hydroelectric facility in Burvagn, Grischun Canton, Switzerland Credit: Alinari Archives, Florence WARNING: Permission must be required for non editorial use. Please contact Alinari Archives Photographer: Unidentified Author Date of photography: 1947 Place of photography: Switzerland, Grischun Canton, Burvagn Collection: Alinari Archives-Genio Civile archive, Florence Object type: print on paper Photographic technique: P gelatin silver print Dimensioni: 8 X 11,5 cm Technical info Image sizes (pixel): 2724 X 1989 Image sizes (cm at 300 dpi): 23 X 16 Image sizes (MB): 2.99 Color space: RGB