
Boundary marker from Stockton & Darlington Railway
circa 1821-1825
circa 1821-1825
1957
1801-1900
1993
1901-1930
1823-c1960
1947
circa 1821-1825
1943-1947
9 September 1944
1839
1906
1994
1818
1982
1982
1846
1930
(1969); 2013
1935
1801-1900
1982
1969
1897
1878-1881
1982
1982
1982
19 December 1933
9 September 1944
1870
1930
1995
1987