LDGSL/1/15 | 'Extract of a letter from St Petersburg' | 20 Aug 1807 | 
|
LDGSL/34 | Manuscript tracts on altitudes and canal levels | 1811-1837 | |
LDGSL/90 | Watercolour of strata on the lower rapid of the Msta, above Borovichy | [1816-1821] | 
|
LDGSL/232 | Geological map and section of the country east of Lake Baikal, Siberia | [1848-1862] | 
|
LDGSL/411 | Six engraved plates of furnaces in smelting works in Siberia and of granite outcrops around Kolyvan | [c.1800] | 
|
LDGSL/614/3/208 | Watercolour of the head of Bothriolepis favosa | [1840-1844] | 
|
LDGSL/614/3/210/2 | Pencil drawings of miscellaneous dermal plates from the Russian Old Red Sandstone | [1840-1844] | 
|
LDGSL/615/39/1 | Watercolour of the jaw and head bones of Bothriolepis favosa Agassiz | [1840-1845] | 
|
LDGSL/615/39/2 | Watercolour studies of fragments of Bothriolepis favosa Agassiz | [1840-1845] | 
|
LDGSL/615/40/4 | Watercolour of a dermal plate of Psammosteus meandrinus Agassiz | [1840-1845] | 
|