LDGSL/400/73
Drawing, ‘Curvature of the limestone at Chepstow'
1809
LDGSL/431
Fault in the coal workings at Cwm Sychan, Monmouthshire
10 May 1830
LDGSL/432
'Section of the coalfield at Rumney and Monmouthshire'
1830
LDGSL/857/8
Sketch of 'Ragland Castle' [Raglan Castle]
[?Jul 1833]