VOL. LXX. 



PROCEEDINGS OF 

 THE ROYAL SOCIETY. 



No. 461. 



CONTENTS. 



PAGE 



On the Properties of the Arterial and Venous Walls. By J. A. MacWilliam, 

 M.D., Kegius Professor of Physiology in the University of Aberdeen. 

 Communicated by Sir M. Foster, Sec. U.S. . . . . . 109 



Cyanogenesis in Plants. Part II. — The Gl-reat Millet, Sorghum vulgare. By 

 Wyndham B. Dtjnstan, M.A., F.B.S. , Director of the Scientific Depart- 

 ment of the Imperial Institute, and T. A. Henry, D.Sc. Lond. . . 153 



On the Continuity of Effect of Light and Electric Badiation on Matter. By 



Jagadis Chunder Bose. Communicated by Lord Bayleigh, F.E.S. . 154 



On the Similarities between Badiation and Mechanical Strains. By Jagadis 



Chunder Bose. Communicated by Lord Bayleigh, F.B.S. . . 174 



On the Strain Theory of Photographic Action. By Jagadis Chunder Bose. 



Communicated by Lord Bayleigh, F.B.S 185 



Price Two Shillings and Sixpence. 



June 19, 1902. 



