Proceedings of the American Academy of Arts and Sciences. 

 Vol. XXXIX. Xo. 7. — Xovembek, 1903. 



CONTRIBUTIONS FROM THE RESEARCH LABORATORY OF 



PHYSICAL CHEMISTRY OF THE MASSACHUSETTS 



INSTITUTE OF TECHNOLOGY — No. 1. 



THE ELECTRICAL CONDUCTIVITY OF AQUEOUS 

 SOLUTIONS AT HIGH TEMPERATURES. 



I. — DESCRIPTION OF THE APPARATUS. RESULTS WITH 

 SODIUM AND POTASSIUM CHLORIDE UP TO 306°. 



By Arthur A. Noyes axd William D. Cooliix.k. 



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



from the rl'mford fund. 



