
Telegraph block instrument, South Eastern Railway
circa 1905
circa 1905
1898
1898-1908
1901
2000-100 BCE
1900-1909
1904
1910
1910
1908
1901
1902
1904
circa 1910
circa 1900
1909
1910
1900
1899
1872 (original); 1909 (model)
1905
1955; 1830
1897
circa 1900
1898-1900
1903
1901
1900-1910
1900
circa 1900
1898
1899
after 1903
1901
1906
1898
1901
1902
1898
1902
1906
1910
1910
1899
1899
1901
1901
1900-1910
1900-1910
1900-1909