
Photograph of Drawing of Solar Chromosphere
1869
1869
1869
1869
1898
1893
1883
1885
1875
1878
1916-05
1916; 1929
1870
1936
1872
1936
1872
1893
1871
1870-1872
1869
1869
1872
1886
1889
1916
1916
1936
1927
1926
1905
1901
1936
1928
1908
1900
1898
1927
1905
1872
1895
1936
1895
1895
1898
1929
1926