
Ramsbottom speed indicator
1860
1860
1821-1831
1849
1841
1837
1840-1845
1839
1850
1838
circa 1860
1808
1809
circa 1810
1835
1837
1847
1834
1829
1845-1855
1832
1834
1834
1840-1851
1845
1845
circa 1805
1859
1801-1823
1812
1826
1831
1807
1815
1815
1851
1842
1955; 1830
1826
1808
1857
1842
1805
1829-1851
1849
1840-1850
1830-1850
1801-1830
1827-1850
1822-1850
1846