Schuster's correspondence including letters from authors Bernard Berenson, Will and Ariel Durant, Max Eastman, Nikos Kazantzakis, Max Lerner, Henry Miller, Bertrand Russell, and Louis Untermeyer; advertisements and other material relating to Pocket Books, Inc. which was owned by Simon & Schuster; and an author and title file containing correspondence, comments, and reviews of Simon & Schuster publications, and miscellaneous notes, clippings, photographs, manuscripts, and printed material.