Communication with Joseph Blau, Huntington Cairns, Elizabeth Carus, The Day, William Hirsch, Mark DeWolfe Howe, Jerome Hyman, Ernest Nagel, Lester M. Nichols, Louis and Jane Roth, Charles Stein, Sidney Wallach, and Philip P. Wiener concerns Morris R. Cohen's writings. Correspondence with Eliot Cohen, Huntington Cairns, Sidney Hook, Samuel Merwin, Jerome Michael, Ernest Nagel, Lester M. Nichols, and Morris Opler focuses on Felix S. Cohen's articles. Sidney Ratner and Roscoe H. Vining ask Cohen to address various groups, while Daniel J. Bronstein, Ruth Calvin, Humbert Cofrances, Harold L. Ickes, Marjorie Merritt, Virginia Mishnun, Richard Powell, and Emanuel Rackman sought Cohen's advice on various legal questions or his help in their careers.