Discover Our Collections Tag > Digital item (remove) Subject > White House administration (remove) Collection > National Security Files (remove) Limit your search Tag Digital item (1) Date 1964-10-29 (1) Subject White House administration (1) Type Text (1) Collection National Security Files (1) Series National Security Action Memorandums (1) Specific Item Type Folder (1) Time Period Presidential (Nov. 22, 1963-Jan. 20, 1969) (1) 1 results Folder, "NSAM # 315: Communications Security Survey [includes information on physical and telecommunications security at the White House and the LBJ Ranch], 10/29/1964 [1 of 2]," National Security Action Memorandums, NSF, Box 5 (Item)