Log Category of Documents:
Personal letters including Item #1 and 2: Personal Letter with envelope, dated 12 July 67, from Trinh Ngge Hoh, LBN 14618US, to Trịnh Quý Kháng; and Item #3 and 4: Personal Letter with envelope, undated, from Trinh Thi San, Trading Agency, Mai Tè Dist, Lai Châu / Prov, Tây Bắc – MR, North W7, to Trinh Quy Khang, LEN 41317.