GSL/L/R/9/217
Letter from John Samuel DAWES
19 May 1845
GSL/L/R/10/182
19 Jan 1848
LDGSL/131
Proof print of figures of a fossil plant
1844
LDGSL/138
Drawing of the fine structure of a fossil plant
1845
LDGSL/162
Drawing of the fine structure of Calamites
1851