![](https://coimages.sciencemuseumgroup.org.uk/96/808/large_thumbnail_df073681.jpg)
Arthington Tunnel memorial plaque, 1849
1849
1849
1850
1848
1851
1851
1850
1849
1850
1893-4
1851
1934
2000-100 BCE
1863-7
1852
1955; 1830
1849
1848-1852
1850
1849
1849
1990-96
1930 (replica); 1834 (original)
circa 1850s
circa 1850
1851
1852
1830 (original); 1967 (model)
circa 1848
1705-1737
1870-1877
1850
1849
1772 (original); 1919 (model)
4000-2001 BCE
1851
1934
1850
1850
1801-1840 (original); 1901 (model)
1775-1799 (original); 1900-1907 (model)
1839 (original); circa 1988 (replica)
1851
1851
1849
1851
1852
1849
30 CE
30 CE
1851