...rg. It is possible the five regiments of this brigade numbered 530 in that battle. It is true that it was considerably larger at Sharpsburg than at South Mountain, because the stragglers from the Hagerstown march much more than made up for the small loss (32) in the battle of the 14th. But with due allowance for that gain, the brigade must have been 450 strong at South Mountain. It is evident, then,...