Signal Block Bell, South Eastern Railway
1862
1862
1875
1898
1860
1878-1890
1878-1890
1878-1890
1895
1895
1875
1884
1865
1886
1896
1881
1878-1890
1878-1890
1870
circa 1885
About 1890
circa 1861
1900
circa 1890
circa 1890
circa 1890
circa 1890
1889
circa 1900
1898
1899
1880-1900
1880-1900
1867
1867
1890
1865
1865-1866
1866
1865
1882
1875
1898
circa 1868
1884
1879
1896
1900
1899
1888
1955; 1830