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Solar Corona 1875 April 6
1875
1875
1885
1883
1861
1916; 1929
1880
1916-05
1869
1917
1893
1878
1893
1898
1926
1926
1871
1869
1869
1870
1872
1872
1872
1860-1868
1872-1884
1861
1861
1936
1878
1936
1911
1861
1861
1889
1886
1926
1926
1869
1869
1917
1916
1916
1858-1861
1936
1878
1926
1878
1878
1870-1872
1872