448 
THE VALUE OF MOBILITY FOR FIELD ARTILLERY. 
BATTLE OF WA GRAM. 
and the long stalks of corn and herbage must have become entwined 
with the wheels of the carriages. To carry a mass of 60 guns such a 
distance at a crisis in the course of a battle seems to me a great perfor¬ 
mance, and it argues immense manoeuvring power and skill both on the 
part of the batteries and of those that led them. When they gained 
the angle of the French line near Aderklaa they closed the breach the 
Austrians had made, and subsequently, after Davout had carried the 
heights above Neusiedel, and was driving the Austrian left before 
him, these same guns and 40 more were thrown into the fight under 
Lauriston to clear the way for Macdonald^ celebrated column, and 
trotted out ahead to come to close quarters with the enemy. The 
deeds of the vast mass of artillery so formed are a leading illustration 
in all tactical works, and have become one of the common-places of 
military history. But the display of mobility made by them has been 
