43-1 



Proceedings of the American Academy of Arts and Sciences. 

 Vol. XLIII. No. 1. — Juxe, 1907. 



CONTRIBUTIONS FROM THE JEFFERSON PHYSICAL LABORATORY, 



HARVARD UNIVERSITY. 



STUDIES ON FirOItlTE. 



IV.— 77//; KATHODO-LUMINESCENCE OF /'/J'ORITE. 



By II \i;i;y W. MoBflE. 



With a Plate, 



Investigations on Lioiit and Heat made and published, wholly or ra part, with Appropriation 



FROM THE RuMFORD FUJJD. 



