Ramsbottom speed indicator
1860
1860
1858
1858
1857-1858
1934
1860
2000-100 BCE
1893-4
1858
1863-7
1955; 1830
1857
1859
1860
1858-03-02
1858
1857-1858
1857-1858
1775-1799 (original); 1900-1907 (model)
1990-96
1860
1858
circa 1860
1934
1857
1705-1737
1859
circa 1860
1870-1877
1860
1857
1860
1772 (original); 1919 (model)
1801-1840 (original); 1901 (model)
4000-2001 BCE
1857
circa 1860
c1860
1860
1930 (replica); 1834 (original)
before 1857
after 1859
1858
1858
1830 (original); 1967 (model)
circa 1860
1870-10
circa 1858
circa 1858
1858