PHILOSOPHICAL TRANSACTIONS 
OF THE 
ROYAL SOCIETY OF LONDON 
Series A, VOL. 208, pp. 163-204. 
THE DIURNAL VARIATION OF TERRESTRIAL 
MAGNETISM 
BY 
ARTHUR SCHUSTER, E.R.S. 
LONDON: 
PUBLISHED BY THE ROYAL SOCIETY 
AND SOLD BY HARRISON AND SONS, ST. MARTIN’S LANE. 
DULAU AND CO., 37, SOHO SQUARE, W. 
FRIEDLANDER AND SON, BERLIN. 
1908. 
A 430. 
Price Tivo Shillings. 
22.4.08 
