GSL/L/R/11/314 | Letter from Robert HARKNESS | 5 Jan 1851 | |
GSL/L/R/11/318 | Letter from Robert HARKNESS | 21 Feb 1851 | |
GSL/L/R/11/328 | Letter from Robert HARKNESS | 25 Mar 1851 | |
GSL/L/R/13/29 | Letter from Robert HARKNESS | [1853] | |
GSL/L/R/17/312 | Letter from John William SALTER | 6 Feb 1866 | |
LDGSL/160 | Drawings and proofs of graptolites from Dumfriesshire | 1850 | |
LDGSL/181 | Drawings of trace fossils and a graptolite from Barlae, Scotland | 1855 | |
LDGSL/243 | Geological maps of the Crossfell inlier | [1864] | |
LDGSL/251 | Geological map of the Isle of Man | [1866] | |
LDGSL/328 | Geological colouring on a chart of Banff to the Ord of Caithness | [1864] | |