Magnetic storms and solar activity 1874 to 1927.

[1] CHREE C, STUDIES TERRESTRIAL, pCH12

[2] EVERSHED MA, 1917, MEMOIRS KODAIKANAL 2, V1, P72

[3] 1928, MNRAS, V88, P556

[4] 1919, PHIL MAG, V38, P684

[5] 1927, ATTI REALE ACCADEMIA, V5, P725

[6] 1908, PHIL T A, V208, P238

[7] 1926, MNRAS, V86, P459

[8] 1904, MNRAS, V64, P206

[1] CHREE C, STUDIES TERRESTRIAL, pCH12

[2] EVERSHED MA, 1917, MEMOIRS KODAIKANAL 2, V1, P72

[3] 1928, MNRAS, V88, P556

[4] 1919, PHIL MAG, V38, P684

[5] 1927, ATTI REALE ACCADEMIA, V5, P725

[6] 1908, PHIL T A, V208, P238

[7] 1926, MNRAS, V86, P459

[8] 1904, MNRAS, V64, P206