The Partisan in War
This article does not cite any sources. (January 2012) (Learn how and when to remove this template message)
It is a treatise on light infantry tactics learned in the Seven Years' War under Duke Ferdinand of Brunswick, and in the American Revolutionary War. Emmerich had commanded the British Emmerich's Chasseurs regiment during the Revolutionary War. The treatise was dedicated in 1789 to Prince Frederick, Duke of York and Albany.
Emmerich was executed by occupying French forces in 1809.