Born August 8, 1948, Edward Hanson was a PFC.  He was killed on September 13, 1969 in Quang Ngaio province.  He was 21 years old.  You can find his name on Panel 18W, line 79.  You can read remembrances at https://www.vvmf.org/Wall-of-Faces/21235/EDWARD-M-HANSON/.