![](https://coimages.sciencemuseumgroup.org.uk/494/324/large_thumbnail_1994_7263_0001.jpg)
Signal Block Bell, South Eastern Railway
1862
1862
1864
1860
1863-7
1865
2000-100 BCE
1893-4
1870
1861-1866
1870s
circa 1861
1934
1867
1860
1867
1867
circa 1861
1863-1865
1860
1865
1865-1866
1862
1866
1865
1867-1868
1866-1870
circa 1868
1955; 1830
1869
circa 1860
1860-1870
1860-1866
1860
1772 (original); 1919 (model)
1801-1840 (original); 1901 (model)
1775-1799 (original); 1900-1907 (model)
1870
1930 (replica); 1834 (original)
1986 (replica); 1501-1600 (original)
1862-1866
1934
1888
1862
1866
1705-1737
circa 1860
1870-1877
1865
1865-1866
1865