A Dangerous Assignment - William B. Hanford - Bog

Bill Hanford had one of the U.S. Army's riskiest jobs in World War II: artillery forward observer. Tasked with calling in heavy fire on the enemy, FOs accompanied infantrymen into combat, crawled into no-man's-land, and ascended hills and ridges to find their targets--all while the enemy singled them out with a vengeance.