Decorated keystone from South Stockton arch, Thornaby station
1842
1842
circa 1821-1825
1849-1865
1855
circa 1821-1825
1861
1869
1863-04-21; 1863-05-15
1847
1861
1862
1858
1846
1860
1860
1859-06-22
1825
1840
1859
1825
1854
1862
1858
1841
1862-11
1850-1863
1861
1865
1860
1833
1853
1859
1864