Finding Your Father's War: A Practical Guide to Researching and Understanding Service in the World War II U.S. Army

Hi there, I can definitely lend a had. Go here, fill out a request, and the US government will send detailed records of service, including his seperation papers that show which outfit he was with, and when. It is 100% free. This book here will assist you in understanding these documents, but you may DM me if I can be of any help.