LDGSL/3/23
'Section from Old Red Sandstone to Tilestone rock'
[?1842]
LDGSL/560
Lithograph of petrified tree from Abercarn Colliery, Gwent
[1829]
LDGSL/947/6/E/4
Geological colouring on Charles Smith's 'A New Map of the County of Monmouth...'
[1818-1839]
LDGSL/947/6/E/5
Geological colouring on Willet's 'A New and Accurate Map of the County of Monmouth...'