![](https://coimages.sciencemuseumgroup.org.uk/96/808/large_thumbnail_df073681.jpg)
Arthington Tunnel memorial plaque, 1849
1849
1849
1855
1850
1847
1845
1854
1848
1851
circa 1854
circa 1854
1850-1856
1851
1850
1855
1849
1850
1846
1857
1845
1893-4
1853
1851
1934
1845-1855
2000-100 BCE
1856
1846
1863-7
1853
1852
1843
1845-1851
1955; 1830
1849
1854
1850-1857
1855
1848-1852
1844
1850
1845
1844
1849
1849
1990-96
1853-1857
1855
1930 (replica); 1834 (original)
circa 1850s
1854