ADDITIONAL BIBLIOGRAPHY

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Bigelow, John: The Mystery of Sleep. Harper & Bros., New York, 1903 (2nd edition).

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Brush, C. E., Jr., and Fayerweather, R.: Observations on the Changes in Blood Pressure During Normal Sleep. Amer. Jour. of Physiol., vol. v, pp. 199-210, 1901.

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Ellis, Havelock: The Stuff that Dreams are Made of. Pop. Sci. Monthly, 1899, pp. 721-735. Man and Woman, chapter xii. 1894.

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Frensburg, Dr. J.: Schlaf und Traum. Article in: Sammlung (R. Virchow und Fr. v. Holkendorff), 20th Series, Bk. 466, Berlin, 1885.

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Picton, Nina: The Panorama of Sleep; or Soul and Symbol. Philosophic Co., New York, 1903.

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Sidis, Boris: An Experimental Study of Sleep. Badger, Boston, 1909.

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