The Nixon Library has almost 50 million pages of documents and is working toward making more of this massive collection available to the researcher via the Internet.
On July 2, 2010, the Nixon Library opened additional materials from the Nixon Presidential Materials. Included documents are from file segments for the White House Special Files, Staff Member & Office Files; White House Central Files: Staff Member & Office Files: Daniel Patrick Moynihan; and the National Security Council File series, including the Henry A. Kissinger Telphone Conversations (Telcons).
On January 11, 2010, the Nixon Library opened additional materials from the Nixon Presidential Materials. Included documents are from file segments for the Committee for the Re-Election of the President Collection; White House Special Files, Staff Member & Office Files; and the National Security Council File series, including the Henry A. Kissinger Telphone Conversations (Telcons).
The Nixon Presidential Returned Materials Collection: White House Special Files, consist of materials designated by archivists of the National Archives and Records Administration’s Nixon Presidential Materials Project as political or personal. These materials were returned to the Nixon estate beginning in April of 1994, were made available for research in Yorba Linda on July 11, 2007, and made available online on January 11, 2010.
During the Nixon administration, the National Archives Office of Presidential Libraries maintained a liaison Office of Presidential Papers and Archives (OPPA). One of the functions of OPPA was to conduct exit interviews with departing staff members.
On June 23, 2009, the Nixon Library opened additional materials from the Nixon Presidential Materials. Included documents are from file segments for the White House Special Files, Staff Member & Office Files and the National Security Council File series, including the Henry A. Kissinger Telphone Conversations (Telcons).
On December 2, 2008, the Nixon Library opened additional materials from the Nixon Presidential Materials. Included documents are from file segments for the Committee for the Re-Election of the President Collection; White House Special Files, Staff Member & Office Files; White House Central Files, Staff Member & Office Files; and the National Security Council File series, including the Henry A. Kissinger Office Files and the National Security Council Institutional Files.
The Presidential Daily Diary is the official record of President Nixon’s meetings and telephone calls. Documents in this digital copy of the PDD include daily appointments calendars, lists of attendees at official functions, and passenger manifests for presidential transport.
The Presidential Daily Diary is available online as searchable 
pdf file.
As part of the agreement between the National Archives and the Nixon Foundation governing the transfer of facilities of the private Richard Nixon Library & Birthplace to the National Archives and its new federal Nixon library, the Foundation has donated approximately 78,000 pages of formerly closed documents about President Richard Nixon’s life and political activities.
On November 28, 2007, the Nixon Library opened additional materials from the Nixon Presidential Historical Materials.
Approximately 10,000 documents that were previously withheld from public access have been reviewed for release and/or declassified under the mandatory review provisions of Executive Order 12958, as amended, or in accordance with 36 CFR 1275.56 (Public Access Regulations).
pdf files.At the direction of President Nixon, the National Security Council established the National Security Study and Decision Memoranda on January 20, 1969, as the main tools for studying and deciding upon issues of national security and foreign policy.
The Public Papers of the Presidents, Richard Nixon contain Presidential messages and statements, including speeches, White House news releases, and press conference remarks. These volumes can be found in many libraries around the United States as well as online: