Sergeant Alan W. Lowell, 31 309 368, Army of the United States is interred at American Battle Monuments Commission Lorraine Cemetery, St. Avold, France. He was serving with 10th Infantry, 5th Infantry Division at the time of his death.
You'll find addresses for the division's veterans association at Messages #4124 and #4134 (go back to the Main Page, enter the appropriate number in the box in the upper right corner of the page that reads, "Jump to #____" then click on "Go"). Perhaps they can put you in touch with someone who remembers him.
Also, you can order his deceased file. You'll find practical instructions at Message #2112.