MODERN GUNPOWDER AND CORDITE. 
273 ' 
lias a considerable influence on tbe characteristics of the powder pro¬ 
duced. They are exhibited along the stem of the tree diagrams, JFigs. 
3 and 4. In the roots the proportions of the different ingredients are 
Fig. 3. 
CTIPOWBES TWEE.—Black. 
# These charges are undergoing modification. Vide Brown Powder. 
