Proceedings of the American Academy of Arts and Sciences. 

 Vol. XXXVIII. No. 12. — December, 1902. 



ON THE THERMAL DEVELOPMENT OF THE SPARK 

 SPECTRUM OF CARBON. 



Bv Henry Crew and John C Bakek. 



Investiqations on Light and Heat, made and published wholly or in part with Appropriations 



FROM THE RdMFORD FDND. 



