TY - BOOK A1 - Horkheimer, Max T1 - Gesammelte Schriften, Band 15: Briefwechsel 1913-1936, ed. by Gunzelin Schmid Noerr, Frankfurt am Main (Fischer) 1995, 815 pp. Y1 - 1995 ER - TY - BOOK A1 - Horkheimer, Max T1 - Gesammelte Schriften, Band 16: Briefwechsel 1937-1940, ed. by Gunzelin Schmid Noerr, Frankfurt am Main (Fischer) 1995, 791 pp. Y1 - 1995 ER -