LDGSL/947/6/C/1
Geological colouring around Midlothian and East Lothian
1834
LDGSL/947/6/R/12
Geological colouring on Horsburgh's 'The Indian Atlas'
1827-1849
LDGSL/947/6/R/15
Geological colouring on SDUK's 'Map of India'
[1846]-1852
LDGSL/947/6/R/16
[?Jun 1852]
LDGSL/1008/153
Map 'Western Siberia, independent Tartary, Khiva, Bokhara...'
1838