CONTENTS 
Page 
Physics. — The Evaluation of Quantum Integrals . . By E. C. Kemble 283 
Physics. — The Further Extension of the Ultra-violet Spectrum and the 
Progression with Atomic Number op the Spectra of Light Elements. 
By R. A . Millikan 289 
Mathematics. — The Average of an Analytic Functional and the Brownian 
Movement By N. Wiener 294 
Physics. — Measurements of the Deviation from Ohm's Law in Metals at 
High Current Densities By P. W. Bridgman 299 
Mathematics. — An Integral Equality and its Applications . By E. Hille 303 
