Hon, Frank D. Currier, Representative from ihe Second New Hampshire District 



si nil. Til making" this citation, lie sliowcd 

 that these authorities had been mis- 

 used l)y Mr. Moore, who cited them in 

 iiis report. He also compared Mr. 

 Moore's citation of Lauda with the ac- 

 tual statement of the latter in his pa- 

 per at the Alilan conference on inland 

 navigation. He introduced in evidence 

 the opinion of the eminent l""rench sci- 

 entist. Professor X'elain. of the Sor- 

 bonne, to the etTect that the Seine flood 

 was in ])art dtie to llie denudation ol 

 the watersheds of the Seine and its 

 tributaries. In regard to Mr. Moore's 

 seventh conclusion, that the run-off of 

 ri\-ers i> not materially affected by any 

 other factor than ])recipitation, I 'ro- 



136 



fessor Swain said that this is evidently 

 ridiculous, since every one knows that 

 the slo]x^ of ground, character of soil 

 and of rock, and the elevation affect 

 the flow from the surface. With ref- 

 erence to Mr. Moore's conclusion that 

 Pioods or droughts are not aft'ected b}- 

 the forests, he called attention to the 

 fact that, inasmuch as forest cover re- 

 tards the tTow of water from the stirface 

 of the ground in summer time and also 

 retards the melting" of snows in the win- 

 ter time, it nuist be clear that in gen- 

 eral the forests reg"ulate, and maintain 

 the even llow of streams, although they 

 ma\' not affect the greatest floods and 

 droiiuhts, wbitdi occin^ onl\- at consid- 



