1. H. R. Hertz, “Electric Waves,” MacMillan, London and New York (19ØØ).
2. A. I. Miller, “Albert Einstein’s Special Theory of Relativity: Emergence (19Ø5) and Early Interpretation (1905–1911),” Addison-Wesley, Reading, MA (1981).
3. A. Eichenwald, Ann, d. Phys. 11:1 and 421 (1903).
4. H. A. Wilson, Phil. Trans. 2Ø4: 121 (1904).
5. T. E. Phipps, Jr., Ann. Fond. L. de Broglie 8:325 (1983) and 9:41 (1984).