
Solar Corona 1893 April 16
1893
1893
1871
1872
1936
1936
1898
1893
1883
1885
1875
1878
1869
1869
1869
1916-05
1916; 1929
1870
1872
1916
1916
1869
1869
1886
1889
1870-1872
1936
1872
1928
1908
1900
1927
1926
1936
1905
1901
1929
1926
1905
1895
1895
1895
1898
1898
1936
1872
1927