The Lacuna Project

lacuna (n.) a gap in a record where something should be

Independent research. Not affiliated with any government, agency, or company.

Agency

National Archives and Records Administration

Findings that rest on exhibits naming this entity

  • DEF-2.3: The Defense Department's Vietnam study, commissioned by Secretary McNamara in 1967 and presented to Secretary Clifford on 15 January 1969, reached the press in June 1971. On 30 June 1971 the Supreme Court held that the government had not met its burden of justifying a prior restraint on publication, and in 2011 the National Archives released the complete report, of which about 34 percent had never been available.

Exhibits naming this entity

  • Exhibit 383 2011 (40th anniversary of the 1971 leak). National Archives and Records Administration: Pentagon Papers (Report of the Office of the Secretary of Defense Vietnam Task Force)
  • Exhibit 1273 Ratified 23 January 1933. United States Congress; text published by the National Archives: Twentieth Amendment to the Constitution of the United States (text as published by the National Archives)
  • Exhibit 1274 Pages read 10 November 2026. National Archives, Office of the Federal Register: Electoral College Results, 1952 to 2024 (one National Archives page per election year)