| Date Note | Date of base map, date of latest reference. |
| Description | Rough, hydrographical colouring, with numerous notes and bibliographic references on the history of islands, discoveries, winds, mountain heights, salt content of oceans and lakes, geology, etc, by George Bellas Greenough, [up to 1846?], on base 'Hydrographical Chart of the World according to Wrights or Mercators Projection', delineated by Aaron Arrowsmith, 1811. Greenough no. 2 Scale-1:13,000,000 (equatorial), 152cm x 248cm. Dissected on cloth. |
| Administrative History | The majority of the bibliographic references derive from publications of the 1820s to 1830s, the latest seems to be Leopold von Buch's paper 'Die Baren-Inseln...' [Bear Island] submitted to the Royal Academy of Sciences, Berlin, 1846. |