MR J. MUIR ON TIII: I;KC<>VI;I;Y OF IKON KKOM OVKKSTRAIN. 



11 



was liy ii< means perfect, and on increasing the load l*-y<>nd the 30 tons an almost 

 immediate lulling away was observed, and (as is shown in the curve) a third, rather 

 indefinite, yield-]x>int w;is indicated. Further yield-points might have beeu obtained 

 had this treatment been proceeded witli. 



TABLE giving readings i'v I Marram NI>. 111. (Sl..\\ recovery with tiim-). 



c 2 



