224 



Table 221 . 

 COEFFICIENTS OF THERMAL EXPANSION. 



Coefllclents o2 Cubical Expansion of some CTystalllne and other Solids.* 



7"= temperature or range of temperature, C::= coefficient of cubical expansion, A ^authority. 



* For more complete tables of cubical expansion, 

 (Smithsonian Collections), published in 1876. 



Smithsonian Tables. 



see Clarke's " Constants of Nature," 



