432 Obituary — Professor William, Bulloch Clark. 



a dried-up river- valley that I have yet seen. The terraces were 

 distinct, the last level of deposition of silt being; very pronounced. 

 The layer of chalk exposed was only 4 inches thick, being covered 

 elsewhere by silt at the bed of the river and with clay higher up. 



chalk; 



This is the way I amuse myself in odd moments when dodgin^ 

 Tlun shells and encouraging destruction on the part of our own. 



E. W. H. 

 Siege Battery, 



Somewhere in France. 

 June 7, 1917. 



OBITUAEY. 



PROFESSOR WILLIAM BULLOCK CLARK, 

 A.B., Ph.D., LL.D., For. Corr. Geol. Soc. Lond. 

 Born December 15, 1860. Died July 27, 1917. 



Professor William Bullock: Clark, A.B., Ph.D., LL.D., head of the 

 Department of Geology in the Johns Hopkins University and Director 

 of the Maryland Geological Survey from its organization in 1896, 

 died suddenly on July 27, 1917. 



Professor Clark was born in Vermont on December 15, 1860. In 

 his earlier years he was an active student of invertebrate palaeontology, 

 especially of the Echinoidea. In later years he attained his great 

 influence largely as an organizer of research. He was a Foreign 

 Correspondent of the Geological Society of London, a member of the 

 National Academy of Sciences, Treasurer of the Geological Society of 

 America, President of the Association of American State Geologists, 

 and a member of many other learned societies both at home and 

 abroad. At the time of his death he was actively engaged as 

 chairman of the Committee on Highways and Natural Resources of 

 the Maryland Council of Defence, and of two sub-committees of the 

 National Council of Defence. 



MISCELLANEOUS. 



Geological Chair in Liverfool University. — We are glad to 

 learn that Dr. P. G. H. Boswell, F.G.S., Assoc. R.C.S., D.I.C., of 

 the Imperial College of Science, South Kensington, London, S.W., 

 has been selected as Professor to fill the recently founded Herdman 

 Chair of Geology in the Liverpool University. 



Earthquake and Tidal Wave, Samoa. — A dispatch received at 

 Melbourne from Suva states that a severe earthquake and a tidal 

 wave have caused damage to the Samoa group of islands. An 

 earthquake has been experienced in the Friendly Islands. 



