
Solar Corona 1893 April 16
1893
1893
1870
1936
1872
1898
1893
1885
1875
1878
1936
1872
1916-05
1916; 1929
1860-1868
1883
1871
1936
1872
1886
1889
1870-1872
1916
1916
1936
1928
1908
1900
1927
1872
1895
1936
1895
1895
1929
1927
1898
1926