Gummere, Francis B.: Germanic Origins, 1892, Chas. Scribner’s Sons, New York.

Gumplovicz, Ludwig: Rassenkampf, 1909, Innsbruck, Wagnersche univ. buchhadlung.

Gurney, Edmund: The Power of Sound, 1880, Smith, Elder & Co., London.

Haddon, A. C.: The Wandering of Peoples.

Harrison, Jane Ellen: “Themis.”

Haweis, Rev. H. R.: Music and Morals, 1876, Harper & Bros., New York.

Hawes, C. H. and H. B.: Crete, The Forerunner of Greece, 1911, Harper & Bros.

Helmholtz, Hermann L. F.: Sensations of Tone, 1912, Longmans, Green & Co.

Haekel, Ernst: Riddle of the Universe, Harper & Bros., N. Y. and London.

Hervey, Arthur: Masters of French Music, 1896, Chas. Scribner’s Sons.