Proceedings of the American Academy of Arts and Sciences. 

 Vol. XXXVII. No. 22.— May, 1902. 



CONTRIBUTIONS FROM THE CHEMICAL LABORATORY OF 

 CASE SCHOOL OF APPLIED SCIENCE. — XLI. 



THE COMPOSITION OF PETROLEUM. 



By Charles F. Mabery. 



ON THE HYDROCARBONS IN PENNSYLVANIA PETROLEUM 

 WITH BOILING POINTS ABOVE 216°. 



Aid in the Work described in this Paper was given bt the Academy from the 

 C. M. Warren Fund for Chemical Research. 



