KEY AND INDEX 



successful flights in 1903; and long distance 

 flights in 1905. In 1908 made numerous flights 

 in Europe, demonstrating the practicality 

 of the heavier-than-air flying-machine, while his 

 brother Orville was making similar demonstra- 

 tions in the United States. 



Wundt, Wilhelm Max, iv, 268. Born at Neck- 

 arau, Baden, Aug. 16, 1832. Celebrated Ger- 

 man physiologist and psychologist. In 1878 he 

 opened his laboratory of physiological psychol- 

 ogy at the University of Leipsic, and established 

 the new psychology on a firm scientific basis. 



Xenophanes, i, 114. Born at Colophon, Asia 

 Minor, about 570 B.C.; died about 480 B.C. 

 Greek philosopher, founder of the Eleatic school. 

 He opposed the conception of an anthropomor- 

 phic god. 



Young, Thomas, iii, 218. Born at Milverton, 

 Somerset, England, June 13, 1773; died at Lon- 

 don, May 10, 1829. Celebrated physicist, and 

 general scholar. His discovery of the law of the 

 interference of light was directly responsible for 

 the establishment of the undulatory theory of 

 light. His investigations of the Egyptian hiero- 

 glyphics led to their final decipherment. And his 

 theory of color-sensation was afterward devel- 

 oped by Helmholtz. 



