Proceedings of the American Academy of Arts and Sciences. 

 Vol. XXXITI. No. 10. —January, 1898. 



CONTRIBUTIONS FROM THE CHEMICAL LABORATORY 

 OF HARVARD COLLEGE. 



ON THE COLORED COMPOUNDS OBTAINED FROM 

 SODIC ALCOHOLATES AND PICRYLCHLORIDE. 



By C. Loring Jackson and W. F. Boos. 



