DESCRIPTION
5 RAR cordon and search of Xa An Nhut near Dat Do, the richest rice growing area of Phuoc Tuy Province. 103 Fd Bty in direct support from a position close to Dat Do.
131 SURVEY
Surveyors continued the task of establishing datum points west of the Taskforce base on 13th Feb 67. (separate orders). Survey to be established area DAT DO in conjunction with BEAUMARIS (separate orders).
On 11 Feb section was given task of positioning 4 calibration points to W of TF. Survey was carried from NUI DAT Trig by line of sight into the four stations. A base line was taped and all angles read an 11 Feb. On 13 Feb a short traverse to the fourth station was carried out and two tellurometer lines measured from Nui Dat. About twelve men worked on the task and three APCs were provided for transport and protection.
PS Sadler, Doc. 7 Ch 4, Survey Sect. Part C