LDGSL/3/19
Section of beds in Monkwearmouth coal pit
1831
LDGSL/947/6/D/3/1
Geological colouring on a map of North west England
1815
LDGSL/1090/B/133
SHACKLETON notebooks: '133 Scotland 1980 Shetland 1980 Durham 1981 Shetland 1981'.
1980-1981