DEPARTMENT OF GEOLOGY. 167 



In addition to the Walker Collection of Brachiopoda, which 

 comprises upwards of 100,000 specimens, the total acquisitions 

 during 1909 are as follows : — 



A. — Vertebrata : 



By Donation - - - - - 1 5(S 



,, Purchase 302 



„ Exchange _ _ ^ _ _ y 



468 



-lNVERTEBRATi\. : 



By Donation - _ . - _ 3,681 



j ,, Purchase - _ _ _ _ 14,247 



,, Exchange _ _ _ _ _ 253 



— 18,131 



O. — Plants : 



By Donation ----- 37 



..Purchase ----- 215 



252 



D. — Rock specimens : 



By Donation ----- Q 



,, Purchase ----- 30 



36 



Total - 18,887 



VIII. — Visitors and Students. 



The number of visits paid to the Department by- students 

 and other persons for the purpose of consultation or study 

 during 1909 was 5,057. 



IX. — Lectures and Demonstrations. 



Seven parties were received in the Galleries of the Depart- 

 ment of Geology, and demonstrations were given as follows : — 



March 6th. — The Geologists' Association and the Battersea 

 Pield Club (32 members) ; Dr. Bather and Mr. Crick. 



March 20th. — Bermondsey Settlement (12 members) ; 

 Dr. Andrews. 



March 27th. — Polytechnic Natural Historj^ Society (15 

 members) ; Dr. Woodward. 



April 3rd. — Hampstead Selborne and Archaeological Society 

 (18 members) ; Dr. Woodward. 



April 24th. — Bloomfield Road Mutual Improvement Society, 

 Plumstead (12 members) ; Dr. Woodward. 



October 25th. — The Corresponding Societies' Committee of 

 the British Association (18 members) ; Dr. Woodward. 



December 11th. — Toynbee Hall Natural History Society 

 (12 members) ; Dr. Woodward. 



Arthur Smith Woodward. 



January 13th, 1910. 



