GSL/L/R/13/214 | Letter from John William DAWSON | [?1854-1855] | |
GSL/L/R/19/35 | Letter from: J W DAWSON | 19 Dec 1872 | |
GSL/L/S/1/p70d | Letter to [?John] William DAWSON | 14 Dec 1861 | |
LDGSL/15/DAWSON | W S Dallas correspondence: letter from John William DAWSON | 29 Jan 1889 | |
LDGSL/214 | Drawing of the fern Cyclopteris from Nova Scotia, Canada | [1860] | |
LDGSL/222 | Drawings of Sigillaria from Nova Scotia, Canada | 1861 | |
LDGSL/227 | Photographs of Devonian plants from New York | [1862] | |
LDGSL/240 | Photographs of Eozoon and of drawings of its fine structure | [1864] | |
LDGSL/802/1/DAWSON | Letters from John William DAWSON to Charles Moore | 1880-1881 | |
LDGSL/802/1/DAWSON/1 | Letter from John William DAWSON to Charles Moore | 8 Oct 1880 | |