C ■-■UI.IJUO 
PHILOSOPHICAL TRANSACTIONS 
OP THE 
ROYAL SOCIETY OE LONDON 
Series A, VOL. 202, pp. 143-163. 
THE ELASMOMETER, A NEW INTERFERENTIAL FORM OF 
ELASTICITY APPARATUS 
A. E. H. TUTTON, D.So., F.R.S. 
LONDON: 
PUBLISHED FOR THE ROYAL SOCIETY 
BY DXJLAU AM) CO., 37, SOHO SQUARE, W. 
CONTINENTAL AGENTS, MESSRS. FRIEDLANDER AND SON, BERLIN. 
1903. 
A 349. 
Price One Shilling and Sixpence. 
26.10.OS 
