Not all German Baptist Brethren (Dunkers) are pacifists. First Lieutenant Edward Duchman Muhlenberg (1831-1883) of the 4th U.S. Artillery–Pennsylvania native, Yale graduate, civil engineer, and German Baptist–serves with Battery F in the First Battle of Winchester (Virginia) that unfolds late today and tomorrow. In the battle, Union forces led by Maj. General Nathaniel P. Banks…