GSL/L/R/10/155 | Letter from Frederick DIXON | 14 Nov 1847 | |
GSL/L/R/10/156 | Letter from Frederick DIXON | 9 Aug 1847 | |
GSL/L/S/1/p16c | Letter to Frederick DIXON | 6 Nov 1847 | |
GSL/L/S/1/p18a | Letter to Frederick DIXON | 20 Nov 1847 | |
LDGSL/616/2/34/3 | Watercolour of a jaw and tooth from Tomognathus mordax [leiodus] Agassiz | [1847-1850] | 
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LDGSL/616/2/34/5 | Watercolour of a skull from an unknown fossil fish | [?1847-1861] | 
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LDGSL/616/2/42/2 | Watercolours of the lower maxillary of Elasmodus Hunteri Egerton | [1847-1852] | 
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LDGSL/616/2/42/5 | Watercolours of the maxillary of Ischyodus, Elasmodus and Edaphodon | 1847 | 
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