AVQ-A-002290-0020 The beginning of the great dunes beyond Bilma, in Nigeria Credit: Alinari Archives, Florence WARNING: Permission must be required for non editorial use. Please contact Alinari Archives Photographer: Unidentified Author Date of photography: 1937 Place of photography: Nigeria, Bilma Collection: Alinari Archives-album collection, Florence Object type: print on paper Photographic technique: P gelatin silver print Dimensioni: 9 X 13 cm Technical info Image sizes (pixel): 2788 X 1652 Image sizes (cm at 300 dpi): 23 X 13 Image sizes (MB): 4.29 Color space: RGB