MINUTES. V 



on " Siberia and the Czechs," which was discussed by Mr. Goodwin 

 and President Scott. 



Stated Meeting, April 4, 1919. 

 William B. Scott, D.Sc, LL.D., President, in the Chair. 



The following papers were read : 



" Present Tendencies in the National Development of Water- 

 ways and Water Traffic, with Reminiscences of the Service 

 rendered by the American Philosophical Society in behalf of 



• early Canal Construction in America," by Wilfred H. Schoff. 

 (Introduced by Dr. W. P. Wilson.) 



" What Shall be Done with the Railroads ? " by Emory R. John- 

 son, Sc.D. 



Stated General Meeting, April 24, 25, 26, 1919. 



Thursday Afternoon, April 24, 1918. 



Opening Session, 2.30 o'clock. 



William B. Scott, D.Sc, LL.D., President, in the Chair. 



Dr. Alfred G. Mayor, a lately-elected member, having subscribed 



the Laws, was admitted into the Society. 

 The decease was announced of 



Sir William Crookes, Kt., O.M., LL.D., D.Sc, at London, on 

 April 4, 1919, set. 87. 



Henry Morse Stephens, B.A., M.A., Litt.D., at San Francisco, 

 on April 16, 1919, set. 61. 



George Ferdinand Becker, Ph.D., at Washington, on April — , 

 1919, set. y2. 

 The following papers were read : 



" The Cosmic Force, Radio- Action," by Monroe B. Snyder, Di- 

 rector of the Philadelphia Observatory. 



" The Conservation of Natural Alonuments," by John M. 

 Clarke, Ph.D., Sc.D., LL.D., Director of Department of Sci- 

 ence and State Museum, Albany, N. Y. 



" Detection of Ocean Currents by their Alkalinity," by Alfred 

 G. Mayor, M.E., Sc.D., Director of Department of Marine 



