1920] The Theory of Relativity 39 



view will color everything in the future, and that we have now two and 

 only two foundations on which we can build with confidence, — the 

 Electromagnetic Theory of Clerk Maxwell and the General Relativity 

 Theory of Albert Einstein. 



Chapel Hill, N. C. 



A PAETIAL LI8T OF BOOKS AND ARTICLES CONSULTED 



Physical Optics. 2d. Edition. R. W. Wood, Chapters 24 and 25. 



The Progress of Physics. A. Schuster. 



Electrons. Oliver Lodge. 



History of the Theories of Aether and Electricity. E. T. Whittaker. : 



Aether and Matter. J. Larmor. Chapter 2, Appendix D. 



Electricity and Matter. J. J. Thomson. 



The Ether of Space. O. Lodge. , 



Modern Electrical Theory. 2d Edition. N. R. Campbell 



The Electron. R. A. Millikan. 



Resume of Observations Concerning the Solar Eclipse of May 29, 1919, and the 

 Einstein Effect. L. A. Bauer, Science, March 26, 1920. 



Euclid, Newton and Einstein. "W. G. ", Nature, Feb. 12, 1920. 



The Theory of Relativity. A. C. D. Crommelin, Nature, Feb. 12, 1920. 



Einstein's Theory of Gravitation. E. Cunningham, Nature, Dee. 4, Dec. 11, 

 and Dec. 18, 1919. 



The Recent Eclipse Results, and the Stokes Planck Ether. L. Silberstein, Phil. 

 Mag., February, 1920. 



Gravitational Deflection of High-Speed Particles. Leigh Page. Nature, Feb. 

 26, 1920. 



The Ether vs. Relativity. Oliver Lodge. Fortnightly Review, January, 1920. 



Gravitation and Light. J. Larmor. Nature, Dec. 25, 1919, and Jan. 22, 1920. 



A New Conception of the Universe. A. J. Lotka. Harper 's Mag., Feb., 1920. 



Time, Space and Gravitation. A. Einstein. Educational Review, Feb. 1920. 



Gravitation and the Principle of Relativity. A. S. Eddington. Nature, Dee. 



28, 1916. 

 Elementarquantum der Energie. J. Stark. Physik. Zeitsehr., Dec. 1, 1907. 

 Relativity in Astronomy. W. C. Rufus. Popular Astronomy, March, 1918. 

 Zur Elektrodynamik bewegter Koerper. A. Einstein. Ann. der Physik, 17, 1905, 



p. 891. 



Relativitaet und Gravitation. A. Einstein. Ann. der Phys., 38, 1912, p. 1059. 

 Lichtgeschwindigkeit und Statik des Gravitationsfeldes. A. Einstein. Ann. der 

 Phys., .38, 1912, p. 355. 



