Synchronous clock at the non self-starting type by Muirhead
1930
1930
1960
1959
1947
1906
1948
1930-1940
1897-09-02
circa 1920
1839; 1902-1903
1983; 1995
1849
1851
1851
1937-09-08
1951-17-05
1940-01-24
1931-12-10
1951-17-05
1935-08
1960-1975
1948
1958
1949
1957
1849-1851
1900-1925
1930
1883
1899-08-26
1912
1851
1851
1905
circa 1953
1670
1951-17-05
1936
1948-08-30
1951-17-05
1939-07-06
1851
1936
1892
1876
mid-20th century
800 BCE-100 CE
800 BCE-100 CE