MABERY AND KITTELBERGER. — S. A. PETROLEUM. 191 



tain whether any members of the series C„H2„+2 were present at all, or 

 the aromatic hydrocarbons C„H2„_6 iu more than minute proportions, — 

 was attained. Evidently the main body of this oil is composed of a 

 series with less hydrogen than the former and more than the latter. 

 The oil distills iu such small quantities, even in vacuo, below 220°, it 

 will be interesting to ascertain the composition of the distillates above 

 this point. 



