This collection includes tape recordings and some phonograph records of the numerous conferences, seminars and other events held during 1953 to 1954 in celebration of Columbia University's 200th anniversary. In addition there are 31 tape reels of the CBS Radio Network's series "Man's Right to Knowledge." Also included are Bicentennial press releases, typescript and galley proofs with manuscript corrections for two volumes in the Columbia University Bicentennial Series: RESPONSIBLE FREEDOM IN THE AMERICAS and THE UNITY OF KNOWLEDGE.