| Description | Geological colouring, with manuscript notes and key by George Bellas GREENOUGH, 1850-1852, on 'Map of Asia', published by Aaron Arrowsmith, 1832. Scale-1:c.5,000,000, each sheet 166cm x 200cm. Greenough no.58. |
| Administrative History | In pencil on the labels of the sheets, Greenough records that the map was geologically coloured in January 1850. However there is at least one note with a later bibliographic reference from 1852. The keys also looked like they have been revised. |