TRANSACTIOI^S 
OP THE 
ROYAL SOCIETY 
OF 
EDINBURGH. 
VOL. XIX. PART IL 
CONTAINING THE 
GENERAL RESULTS OE THE MAKERSTOUN MAGNETICAL 
AND METEOROLOGICAL OBSERVATIONS, WITH 
DETAILED TABLES OF RESULTS 
FOR 
1845 AND 1846. 
EDINBURGH : 
PUBLISHED BY ROBERT GRANT & SON, 82 PRINCES STREET ; AND 
WILLIAMS & NORGATE, 14 HENRIETTA STREET, 
COVENT GARDEN, LONDON. 
MDCCCL. 
