GREELEY, COLORADO. 9 



THE ORGANISM AS A LIVING MACHINE. 



THE SOURCE AND ORIGIN OF ENERGY. 



1. What Are The Nerves: Harper's, vol. XXIV, pp. 756-764. 



2. Beginning of Nerves in the Animal Kingdom: G. J. 

 Romanes, Pop. Sci. Mon., vol. XIV, pp. 303-320. 



3. Nature of Nerve Impulse: A. P. Mathews, Century, 

 March, 1902, p. 783. 



4. Vital Equilibrium an«! The Nervous System: C. L. Her- 

 rick. Science, vol. 7, pp. 813-818. 



5. A Contribution Towards the Determination of the 

 Energy Developed by a Nerve Center: Victor Horsley, 

 Brain, 1897, vol. II, pp. 547-580. 



6. Source of Muscular Power: Pop. Sci. Mon., vol. XII, 

 pp. 729-736. 



7. Physiological Significance of Vital Force: Wm. G. 

 Stevenson, Pop. Sci. Mon., vol. XXIV, pp. 760-773. 



8. The Relation of Strength to Flexibility in the Hands 

 of Men and Children: Jno. A. Hancock, Ped. Sem., 1895, 

 vol. Ill, pp. 308-313. 



9. Architectural Changes of Nervous System Due to 

 Growth: Donaldson, Growth of the Brain, chap. 13, pp. 

 230-248. 



10. Standards of Energy: Scripture, The New Psychology, 

 chap. 14, pp. 209-214. 



11. The Nature of the Nerve Impulse: A. Mathews, Cen- 

 tury, vol. XLI, pp. 783-792. 



12. Height, Weight, Strength, Vital Capacity, Investiga 

 tions in: 1st Report of 'Dept. of Child Study and Ped. 

 Investigation, Chicago Pub. Schools, 1898-99. 



13. Growth in Height and Weight, Development of Strength, 

 Vital Capacity, Endurance, Etc.: F. W. Smedley, 

 2d Report of Chicago Dept. of Child Study and Ped. 

 Investigation, 1899-1900. 



