282 



TABLES 290-291. 



DIELECTRIC CONSTANTS OF LIQUIDS (continual). 

 TABLE 290. Temperature Coefficients of the Formula : 



(See Table 287 for the signification of the letters.) 



TABLE 291. -Dielectric Constants of Liquified Oases. 

 A wave-length greater than loooo centimetres is designated by oo. 



SMITHSONIAN TABLES. 



