[15] For a survey of a large number of such tests and bibliography, compare: G.M. Whipple: Manual of Mental and Physical Tests.
(Baltimore, 1911.)
[16] F.L. Wells: The Relation of Practice to Individual Differences.
(American Journal of Psychology, 1912, vol. 23, pp. 75-88.)
[17] M. Bernays: Auslese und Anpassung der Arbeiterschaft der geschlossenen Grossindustrie, dargestellt an den Verhaltnissen der Gladbacher Spinnerei und Weberei. (Leipzig, 1910, p. 337.)
[18] H.C. McComas: Some Types of Attention. (Psychological Review Monographs, vol. 13, 3, 1911.)
[19] Max Weber: Zur Psychophysik der industriellen Arbeit. (Archiv fur Sozialwissenschaft und Sozialpolitik, 1908 and 1909, vols. 27 and 28.)
[20] Bryan and Harter: Studies in the Telegraphic Language.
(Psychological Review, vol. 4.)
[21] W.F. Book: The Psychology of Skill. (University of Montana, Publications in Psychology, 1910.)
[22] H. Munsterberg: Beitrage zur experimentellen Psychologie. (Book iv, 1892.)
[23] A.J. Culler: Interference and Adaptability. (Archives of Psychology, 1912.)
[24] The experiments are being conducted and will be published by Mr.
L.W. Kline.
[25] Adolf Gerson: Die physiologischen Grundlagen der Arbeitsteilung.
(Zeitschrift fur Sozialwissenschaft, 1907.)
[26] Karl Bucher: Arbeit und Rhythmus. (Fourth Edition, Leipzig, 1909, p. 438.)
[27] Frank G. Gilbreth: Motion Study. (New York, 1911.)
[28] Taylor: The Principles of Scientific Management. (New York, 1911, p. 71.)
[29] The experiments are being conducted and will be published by Mr.
E.R. Riesen.
[30] R. Herbertz: Zur Psychologie des Maschinenschreibens.
(Zeitschrift fur angewandte Psychologie, 1908, vol. 2, p. 551.)
[31] C.L. Vaughan: The Moter Power of Complexity. (Harvard Psychological Studies, vol. 2, 1906, p. 527.)
[32] G.M. Stratton: Some Experiments in the Perception of the Movement, Color, and Direction of Lights. (Psychological Review Monographs, vol. 10, 1908.)
[33] The experiments are being conducted and will be published by Miss L.M. Seeley.
[34] H. Munsterberg: Beitrage sur experimentellen Psychologie. (Book iv, 1892.)
[35] R.S. Woodworth: Accuracy of Voluntary Movement. (Psychological Review Monographs, vol. 8, 1899.)
[36] B.A. Lenfest: The Accuracy of Linear Movement. (Harvard Psychological Studies, vol. 2, 1906.)
[37] Ranschburg: Ueber die Bedeutung der ahnlichkeit beim Erlernen, Behalten und bei der Reproduktion. (Journal fur Psychologie und Neurologie, vol. 6.) Ranschburg: Zeitschrift fur Psychologie und Physiologie der Sinnesorgane. (Vol. 80, 1902.)
[38] H. Kleinknecht: The Interference of Optical Stimuli. (Harvard Psychological Studies, vol. 2, 1906.)
[39] The experiments are being conducted and will be published by Miss O.E. Martin.
[40] Henry P. Kendall: Unsystematized, Systematized, and Scientific Management. (In Addresses and Discussions at the Conference on Scientific Management held at Dartmouth College, 1912.)
[41] Ernst Abbe: Gesammelte Abhandlungen. (Jena, 1908, vol. 3, p.
206.)
[42] A full survey of the problem and its literature is contained in: Josephine Goldmark: Fatigue and Efficiency. (New York, 1912.)
[43] F.W. Taylor: The Principles of Scientific Management. (New York, 1911, p. 58.)
[44] W. Hellpach: Die geopsychischen Erscheinungen, Wetter, Klima und Landschaft und ihr Einfluss auf das Seelenleben (Leipzig, 1911 p.
176-212.)
[45] Aschaffenburg: Praktische Arbeit unter Alkoholwirkung (Psychologische Arbeiten--Kraepelin, vol 1, 1906.)
[46] Hildebrand Die Beeinflussung der Willenskraft durch den Alkohol (Konigsberg, 1910.)
[47] For the scientific facts concerning alcohol and bibliography compare Hugo Hoppe: Die Tatsachen uber den Alkohol (Munich, 1912.)
[48] H.L. Hollingworth: The Influence of Caffein on Mental and Motor Efficiency. (New York, 1912.)
[49] Levenstein: Die Arbeiterfrage. (Munich, 1912.)
[50] W.D. Scott: The Psychology of Advertising. (Boston, 1908, p.
166.)
[51] D. Starch: Psychology of Preferred Positions. (Judicious Advertising, New York, November, 1909.)
[52] C.T. Burnett: The Estimation of Number. (Harvard Psychological Studies, vol. 2, p. 349.)
[53] E.S. Rogers: The Unwary Purchaser: A Study in the Psychology of Trade Mark Infringement. (Michigan Law Review, vol. 8, 1910.)
[54] The experiments are being conducted and will be published by Mr.
G.A. Feingold.
[55] W.D. Scott: Influencing Men in Business. (New York, 1911.)