CONTENTS Vll 



1919. PAGE 



Mar. 21. — W. W. AVatts — Fossil Landscapes ... ... 590 



28.— Sir John H. A. Macdonald— The Air Road ... 5lo 



April 4. — Frederic Harrison — History of the City of 



Constantinople ... ... ... ... ... r>l;5 



„ 7. — General Meeting ... ... ... ... ... :)15 



., 11. — Sir J. J. Thomson — Piezo Electricity and its 



Applications ... ... .. ... ... .■)9() 



May 1. — Annual Meeting ... ... ... ... ... .")1'.J 



,, 2. — John W. Nicholson — Energy Distribution in 



Spectra ... ... ... ... ... ... ')20 



„ 5. — General Meeting ... ... ... ... ... .")2)s 



"May 9 — Sir George Macartney— Chinese Turkestan : 



Past and Present... ... ... ... ... :):\2 



16.— Sir Sidney F. Harder — Sabantarctic Whales 



and Whaling ... ... ... ... ... r>;3.") 



,, 23. — Sir Alexander C. Mackenzie — Hubert Hastings 



Parry ... ... ... ... ... ... 510 



,, 30.— Sir John Rose Bradford — A "Filter-passing" 



Virus in Certain Diseases ... ... ... 548 



June 2. — General Meeting ... ... ... ... ... 561 



6.^ — Sir Ernest Rutherford — Atomic Projectiles 



and Lio-ht Atoms ... ... ... ... 565 



July. 7. — General Meeting 

 Xov. 3. — General Meeting 

 Dec. 1. — General Meeting 



Index— Vol. XXII 



574 



579 

 585 

 621 



