S: Maeder, Alphonse R: Abraham, Karl D: [1914 ?] July 7
S: Maeder, Alphonse R: N.N. [Sehr geehrter Herr Doktor] D: 1914 May
S: Maeder, Alphonse R: N.N. [Sehr geehrter Herr Doktor] D: 1914 July 15
S: Magnus, Margarete R: Freud, Ernst D: 1959 Jan. 29
S: Magnus, Margarete R: Freud, Ernst D: 1959 Febr. 6
S: Magnus, Margarete R: Freud, Ernst D: 1959 Febr. 14
S: Mann, Thomas R: Freud, Sigmund D: 1930 Jan. 1
S: Mann, Thomas R: Freud, Sigmund D: 1930 Aug. 11
S: Mann, Thomas R: Freud, Sigmund D: 1935 July end
S: Mann, Thomas R: Freud, Sigmund D: 1936 May 6
S: Mann, Thomas R: Freud, Sigmund D: 1936 Dec. 13
S: Mann, Thomas R: Freud, Sigmund D: 1937 May 4
S: Mann, Thomas; Mann, Katia R: Freud, Sigmund D: 1939 May 7
S: Mannes, Elisabeth R: Freud, Sigmund D: 1914 Sommer
S: Marburg, Otto R: Freud, Sigmund D: 1931 May 6
S: Marcondes, Durval R: Jones, Ernest D: 1944 July 5
S: Marcuse, Max R: Freud, Sigmund D: 1926 Sept. 29
S: Marl‚, Lilly R: Freud, Ernst D: 1958 Dec. 4 &1 [London] D: 1958 Dec. 4R:  Augenfeld, Felix ["Grock"]
S: Marl‚, Lilly R: Freud, Ernst D: 1959 Jan. 8
S: Marseille, Walther R: WPV (Lehrausschuá) D: 1935 Sept. 13
S: Marui, Kiyoyasu and Yamamura, Michio (Sendai Psycho-Analytical Society) R: Freud, Anna D: 1939 Oct. 10
S: Maudry, Maria R: Freud, Anna D: 1935 Nov. 19
S: Maudry, Maria R: Freud, Anna D: 1936 June 18
S: Mayrhofer, Wolfgang von R: WPV (Lehrausschuá) D: 1936 Sept. 27
S: Mayti, H. S. (Secretary: Indian Mental Hygiene Association) R: Freud, Anna D: 1939 Oct. 6
S: McCracken, J. R: Freud, Anna D: 1939 Sept. 25
S: McLean, Franklin R: N.N. D: 1930 Dec. 12
S: McLean, Helen R: Freud, Anna D: 1936 Sept. 30
S: Medical Society of Valparaiso R: Dept. of State D: 1938 May 16
S: Medical Society of Virginia [see Robertson, Alex F.) &6 R: Freud, Anna D: o.D.
S: Medizinisches Dekanat R: Freud, Sigmund D: 1885 Sept. 12
S: Medizinisches Dekanat R: Freud, Sigmund D: 1936 May 4
S: Meisel, Bettina R: Freud, Anna D: 1939 Oct. 7
S: Meitner-Graf, Lotte R: Freud, Anna D: o.J.
S: Mellon, Paul R: Eissler, Kurt R. D: 1967 March 30
S: Meng, Heinrich R: Freud, Anna D: 1939 Sept. 24
S: Meng, Heinrich R: Freud, Anna D: 1939 Sept. 28
S: Meyers, Nora R: WPV (Lehrausschuá) D: 1937 Apr. 4
S: Michel, Dr. R: Freud, Sigmund D: 1931 May 6
S: Miller, Neal R: WPV (Lehrausschuá) D: 1935 Oct. 6
S: Minkowski, EugŠne R: Freud, Sigmund D: 1931 May 6
S: Mirtow, Paula von R: Freud, Anna D: 1939 Sept. 25
S: Mol, K. R: Freud, Sigmund D: 1939 Apr. 18
S: Monchy, S. R: WPV (Lehrausschuá) D: 1936 Nov. 20
S: Monchy, S.J.R. de R: Freud, Anna D: 1939 Sept. 28
S: Money-Kyrle, R. R: Freud, Anna D: 1939 Sept. 29
S: Money-Kyrle, R. R: Freud, Sigmund D: 1939 June 9
S: Montessori, M.M. (Sec. IPA) R: Freud, Anna D: 1968 Febr. 26
S: Morgenstern, E. R: Freud, Anna D: o.J.
S: Morgenstern, Milan R: WPV (Lehrausschuá) D: 1936 May 20
S: Morgenstern, S. R: Freud, Anna D: 1939 Sept. 30
S: Morgenstern, Sophie R: Freud, Anna D: 1939 Sept. 24
S: Morris E. Cohn (re Huston film) R: Bartlett, R.C. and Co. D: 1958 Sept. 3
S: Mosse, Gerda R: Freud, Anna D: 1939 Oct. 9
S: M�hsam, Erich R: Freud, Sigmund D: 1907 May 28
S: M�hsam, Erich R: Freud, Sigmund D: 1907 Nov. 13
S: Munro, Adile R: Freud, Anna D: 1939 Oct. 5
S: Musulin, Janko von R: Freud, Anna D: 1972 Apr. 14