The extension of the spectrum beyond the Schumann region

[1] CHAFFEE EL, 1911, P AM ACAD, V47, P270

[2] COOKE, 1887, P AM ACAD, V23, P149

[3] LYMAN, SPECTROSCOPY EXTREME, P34

[4] LYMAN, SPECTROSCOPY, P108

[5] RITZ W, GESAMMELTE WERKE, P105

[6] 1915, P NATL ACAD SCI, V1, P368

[7] 1915, PHILOS MAGAZINE, V30, P401

[8] 1915, NATURE, V95, P343

[9] 1914, ASTROPHYSICAL J, V40, P377

[10] 1914, NATURE, V93, P241

[1] CHAFFEE EL, 1911, P AM ACAD, V47, P270

[2] COOKE, 1887, P AM ACAD, V23, P149

[3] LYMAN, SPECTROSCOPY EXTREME, P34

[4] LYMAN, SPECTROSCOPY, P108

[5] RITZ W, GESAMMELTE WERKE, P105

[6] 1915, P NATL ACAD SCI, V1, P368

[7] 1915, PHILOS MAGAZINE, V30, P401

[8] 1915, NATURE, V95, P343

[9] 1914, ASTROPHYSICAL J, V40, P377

[10] 1914, NATURE, V93, P241