Log Category of Documents:
Three letters of introduction for Party activity, dated 18 Apr and 19 Apr 69, signed by Secretary Trịnh Xuân Tựa, 1st Party Chapter Committee, and by Nguyễn Bá Quát, Secretary, ((possibly Infiltration) Group 1073 ((aka)) D516, 83, 3208, ((possibly 516th Battalion, 3rd Regiment, 320B NVA Training Division)); were issued to Đoàn Minh Hung, Nguyễn Văn Kỳ and Nguyễn Văn Xá, recommending that they be permitted to participate in the Party activities upon their transfer to an unspecified unit (s). Ky was admitted to the Party on 29 Mar 69 and Xá on 10 Apr 69.