2 Quotes by Joseph E. Persico

The artillery officer had mastered the technique of firing accurately in the dark by registering the guns beforehand, that is, determining the variance in each gun for barometric pressure, wind speed, and direction. The artillery could thus fire unceasingly both day and night prior to an attack.

The American casualties continued to be staggering, in no small part because among the AEF’s junior officers enthusiasm generally outran their experience.