Telegraph block instrument, South Eastern Railway
circa 1905
circa 1905
1904
1934
1904
2000-100 BCE
1904
1872 (original); 1909 (model)
1905
1955; 1830
1905
1990-96
1930 (replica); 1834 (original)
1905
1705-1737
1904
1904
1903 (original); 1982 (model)
1772 (original); 1919 (model)
1905
4000-2001 BCE
1905
1934
1839 (original); circa 1988 (replica)
1801-1892 (prepared); 1946 (element replaced)
1830 (original); 1967 (model)
circa 1905
circa 1905
1953-4
1904
1905
1905
1905
1825; 1910
1905
1905
1905
1905
1905
1970-1900
1904
1905
1905
1904
1970-1875
1904
30 CE
30 CE
1904
2686-2613 BCE
1905