Figure 1 - Replacing a dismounted Prussian howitzer barrel
Prussian gunners using a gyn to replace on its carriage the barrel of a 7 pdr. howitzer dismounted by enemy fire in battle. The barrel weighed in the region of 700 pounds.
Figure 2 - Changing the wheel of a Prussian 6 pdr. gun
Damage such as this was common in battle, and was one reason why wheel diameters were standardized; the gun wheel is being replaced by one taken from a limber. This is turn will be replaced by another from an empty caisson or a spare wheel wagon as soon as conditions allow; getting the gun back into action in the no. 1 priority.