Proceedings of the American Academy of Arts and Sciences. 

 Vol. XXXVIII. No. 20. — April, 1903. 



CONTRIBUTIONS FROM THE WILDER PHYSICAL LABORATORY 

 OF DARTMOUTH COLLEGE. 



THE PRESSURE DUE TO RADIATION. 



By E. F. Nichols and G. F. Hull. 



iNVESTIO.iTIONS ON LlGIIT AND HEAT MADE OR PUDLISnEl>, WHOLLY OR FN PART, WITH APPROPRUTIONS 



PKOM THE UUMFORD FUND. 



