XXIV.] 



MORA. 



TABLE LXXVII. MORA (DEMERARA AND TRINIDAD). 



Transverse Experiments. 



REMARKS. Each piece broke with about 12 inches length of fracture. 



TABLE LXXVIII. 

 Tensile Experiments. 



TABLE LXXIX. 

 Vertical or Crushing Strain on cubes of 2. inches. 



E = 466570. S = 3481. 



