Decorated keystone from South Stockton arch, Thornaby station
1842
1842
1832
1834
1834
1809
1833
1842
1837
1810-1817
1837
1840
1810-1840
1810-1840
1841
1837
1955; 1830
1826
1808
1815-1825
1834
1835
1837
1829
1808
1825-1835
2000-100 BCE
1893-4
1825
circa 1840
1827
1815
1821-1831
1825
1837
1813
1835
1820-1830
1831
1815
1838
1934
1841
1863-7
1834-1844
1837
1838
1820
1822-1840
1826
1831