760 
INDEX 
X-rav spectram of tungsten (Hull and Rice), 
265. 
X-rays, absorption of soft (Miller), 441. 
X-rays, emission quanta of characteristic 
(Webster), 90. 
Yerkes, R. M. a New Method of Study- 
ing Ideational and Allied Forms of 
Behavior in Man and Other .Animals, 
631. 
. Ideational Behavior of Monkeys and 
Apes, 639. 
Zeleny, C. a Comparison of the Rates of 
Regeneration from Old and from New 
Tissue, 484. 
. The Effect of Successive Removal 
Upon the Rate of Regeneration, 487. 
Zeros of transcendental functions (Porter), 
247, 335. 
Zuni culture sequences (Kroeber), 42. 
JAN 2 
