This item was donated by Sgt Derrill Vivian de Heer (37643) who served with the Royal Australian Infantry Corps. He was in Vietnam with 8th Battalion, the Royal Australian Regiment from Nov 1969 to April 1970, 1st Psychological Operations Unit from April 1970 to November 1970 and 4th Battalion, The Royal Australian Regiment from September 1971 to December 1971.A Copy of The Viet Cong Easter Offensive, Phuoc Tuy Province, South Vietnam, April - June 1972 by Derrill de Heersgt derril vivian de heer, 37643, royal australian infantry corps, 8th battalion, the royal australian regiment, 1st psychological operations unit, 4th battalion, the easter offensive, phuoc tuy province, president nixon, president nguyen van thieu, us ambassador ellsworth bunker, nui dat, vung tau, 1st australian task force, battle of nui le, 274 vc regiments, 33 nva regiment, d445 battalion (nva/vietcong), arvn, nva, dong khoi operation, 74th north vietnamese army (nva), 4 rar/nz (anzac), baria, long kanh province, galia rubber plantation, binh ba, lt col bich - province chief, xuyen moc, 5th ranger group - south vietnamese, long le district village, hoa long