From Library if Congress if the U.S. Carl’s Sagan’s papers.
- The Immoralist, by André Gide
- The Republic, by Plato
- What Is Mathematics?: An Elementary Approach to Ideas and Methods, by Richar Courant
- Death Be Not Proud, by John Gunther
- An Outline of Abnormal Psychology, by Murphy Gardner
- Who Speaks for Man by, Norman Cousins
- Astronomy: An Introduction, by Robert Horace Baker
- The Observational Approach to Cosmology, by Edwin Powell Hubble
- Quantitative aspects of the carcinogenic radiations, by Harold Thayer Davis
- Star Short Novels, by Frederik Pohl (Editor)
- Young Archimedes and Other Stories, by Aldous Huxley
- Julius Caesar, by William Shakespeare
- The Symposium, by Plato
- The Autobiography of an Uneducated Man, by Robert Maynard Hutchins
- Timaeus, by Plato
- Extraordinary Popular Delusions and the Madness of Crowds, by Charles Mackay
- But We Were Born Free, by Elmer Holmes Davis
- A History of Western Philosophy, Volume 1: The Classical Mind, by W.T. Jones
- The Portable Greek Reader, by W.H. Auden (Editor)
- In the Matter of J. Robert Oppenheimer, by J. Robert Oppenheimer
- The Berlitz Self-Teacher: German, by Berlitz Editors
- The Uses Of The Past: Profiles Of Former Societies, by Herbert Joseph Muller
- Holy Bible
- Heat and Thermodynamics: An Intermediate Textbook, by Mark W. Zemansky Physics, by Hugh D. Young
- Kinetic theory of gases: with an introduction to statistical mechanics, by Earle Hesse Kennard
- Thermodynamics: An Advanced Treatment For Chemists And Physicists, by E.A. Guggenheim
- Principles of electricity and electromagnetism, by Gaylord Probasco Harnwell
- Theory of Functions, Parts I and II by Konrad Knopp
- Advanced Calculus, by Wilfred Kaplan
- Complex Analysis: An Introduction to The Theory of Analytic Functions of One Complex Variable (International Series in Pure & Applied Mathematics), by Lars Ahlfors
- Introduction to electric fields: a vector analysis approach, by Walter Edwin Rogers
- Electromagnetics with Applications, by John Daniel Kraus
- Communication circuit fundamentals for radio and communication engineers, by Carl Edwin Smith