ON 



CAVES, 



BY 



T. McK. HUGHES, M.A. 



WOODWARDIAN PROFESSOR OF GEOLOGY, CAMBRIDGE. 



A PAPER READ BEFORE THE VICTORIA INSTITUTE. 



WITH REMARKS BY SIR J. W. DAWSON, K.CM.Q., F.R.S., SIS WARINOTON 

 W. SMYTH, F.R.S., AND OTHERS. 





LONDON: 



6g tfje Enstttutr) 



INDIA: W. THACKER & Co. UNITED STATES : G. T. PUTNAM'S SONS, N.7. 



AUSTRALIA AND NEW ZEALAND: G. ROBERTSON & Co., LIM. 



CANADA: DAWSON BROS., Montreal. 



S. AFRICA : JUTA & Co., Cape Town. 



PARIS: GALIGNANI. 



ALL RIGHTS RESERVED. 



