You can also send for his Individual Deceased Personnel File (IDPF). As others in this forum have addressed, the info found in an IDPF can be graphic. If you pursue this resource, you should be prepared for that possibility. Send your request to: US Total Army Personnel Command ATTN: TAPC-PAO (FOIA) 200 Stovall Street Alexandria, VA 22332-0404 Be sure to cite the Freedom of Information Act in your request.
Depending upon the type of info you are seeking, you might try contacting a unit veteran's organization. The 1st Armored Division Assn has a web site, with reunion info, etc, at this address: http://www.1st-armored-div.org/http://www.1st-armored-div.org/