LDGSL/793/v1/1 - 20
Geology of Ceylon: offprints
1853-1904
LDGSL/793/v1/22
Geology of Ceylon: letter from George Thurland PRIOR
17 Oct 1903
LDGSL/793/v1/24
25 Jul 1904
LDGSL/793/v2/3-16
Geology of Ceylon: offprints and newscuttings
1893-1908