Synchronous mains electric clock of the self-starting type
1934
1934
circa 1930
1934
1935
1935
1934
1934-1935
1935
circa 1930
1932
1930
1931
1931
1935
1931
1935
2000-100 BCE
1930
1935
1930-1931
1935
1934
Before 1932
1932
1934
circa 1930
1933
1955; 1830
1935
1932
1933
1930-1935
1930
1933
1933
1990-96
1934
1930
1935
1935
1931
1935
1935
1935
1930 (replica); 1834 (original)
1934
1801-1892 (prepared); 1946 (element replaced)
1935
1933
4000-2001 BCE