Model ground signal, North London Railway
1888
1888
1872 (original); 1909 (model)
1955; 1830
1889
1889
2000-100 BCE
1893-4
1889
1934
before 1889
before 1889
1889
1990-96
1889
1930 (replica); 1834 (original)
1705-1737
1772 (original); 1919 (model)
1830 (original); 1967 (model)
1889
4000-2001 BCE
before 1889
before 1889
1801-1840 (original); 1901 (model)
1888
1889
1889
1775-1799 (original); 1900-1907 (model)
1839 (original); circa 1988 (replica)
1934
1888-1889
1889
1888
1888
1889
1888
1888
1825; 1910
1889
1888
1889
1888
1888
1888
1970-1875
1888
30 CE
30 CE
2686-2613 BCE
1888 (design date)
1888 (design date)