BLB-F-009061-0000 Geological Map of the World, from "the Geological Map of the World" (London, J. Reynolds, 1849?), Maps.946 (5), British Library, London Credit: The British Library Board/Alinari Archives, Florence WARNING: Permission must be required for non editorial use. Please contact Alinari Archives Collection: The British Library Board/Alinari Archives, Florence Technical info Image sizes (pixel): 6000 X 4786 Image sizes (cm at 300 dpi): 50 X 40 Image sizes (MB): 4.52 Color space: RGB