"Lyndon B. Johnson Library <Austin, Tex.>" . . . . . . . . . "The Lyndon B. Johnson national security files microfilmed from the holdings of The Lyndon Baines Johnson Library, Austin, Texas" . "The Lyndon B. Johnson national security files : microfilmed from the holdings of The Lyndon Baines Johnson Library, Austin, Texas" . . . . . . . . . . . . . . . . . . .