ABSTRACTS OF TECIIXirAL ARTICLES 607 



the fact that it is not dependent upon the regularity of tlie imperfections, as in 

 x-ray diffraction methods, or u[)on the connectivity of the system of internal 

 surfaces, as in direct current condution. 



Meditations on Physics Today. J. R. Pierce^ Phy. Today, 5, p. 3, 

 Jan., 1952. 



Stabilization of Dielectrics Operating Under Direct Current Potential. 

 H. A. Sauer\ D. a. McLean\ and L. EgertonV Ind. Eng. Chem., 44, 

 pp. 135-1-40, Jan., 1952. 



1 Bell Telephone Laboratories. 



