viii CONTENTS OF VOLUME XXIV 



PAGE 



Some Effects of Capillarity on Oil Accumulation. A. W. 



McCoy 798 



A Peculiar Process of Sulphur Deposition. Y. Oinouye . . 806 

 Studies for Students. Contributions to the Study of Ripple 



Marks. Douglas W. Johnson 809 



Reviews 820 



Recent Publications * . .831 



Index to Volume XXIV 833 



ERRATUM 



In the article by George T. Becker and Arthur L. Day, published in 

 No. 4 of Vol. XXIV of this Journal, the following erratum should be noted: 



P. 329, line 6 from the top, the word failure is to be replaced by the word 

 presence. 



