Marx & Engels Internet Archive: Letters
Letters of Marx and Engels: 1891
Engels to Friedrich Adolph Sorge. 3 January Engels to Karl Kautsky. 7 January Engels to Pasquale Martignetti. 9 January Engels to Stanislaw Mendelson. 13 January Engels to Karl Kautsky. 15 January Engels to Friedrich Adolph Sorge. 17 January Engels to Stanislaw Mendelson. 18 January Engels to Carl Schorlemmer. 27 January Engels to Heinrich Scheu. 27 January Engels to Hermann Schlüter. 29 January Engels to Paul Lafargue. 31 January Engels to Karl Kautsky. 3 February Engels to Laura Lafargue. 5 February Engels to Paul Lafargue. 6 February Engels to Paul Lafargue. 10 February Engels to Friedrich Adolph Sorge. 11 February Engels to Karl Kautsky. 11 February Engels to Karl Kautsky. 21 February Engels to Karl Kautsky. 23 February Engels to Karl Kautsky. 23 February Engels to Antonio Labriola. 27 February Engels to Friedrich Adolph Sorge. 4 March Engels to Paul Lafargue. 6 March Engels to Henri Ravé. 6 March Engels to Pasquale Martignetti. 6 March Engels to Filippo Turati. 7 March Engels to Henri Ravé. Mid-March Engels to Karl Kautsky. 17 March Engels to Friedrich Adolph Sorge. 21 March Engels to Hermann Schlüter. 21 March Engels to Max Oppenheim. 24 March Engels to José Mesa. 24 March Engels to Laura Lafargue. 30 March Engels to Stanislaw Mendelson. 31 March Engels to August Bebel. c. 1 April Engels to Karl Kautsky. 2 April Engels to Pasquale Martignetti. 2 April Engels to Romualdo Fantuzzi. 2 April Engels to Paul Lafargue. 3 April Engels to Karl Kautsky. 7 April Engels to Henri Ravé. 7 April Engels to Friedrich Adolph Sorge. 8 April Engels to Walery Wróblewski. 9 April Engels to Heinrich Scheu. 10 April Engels to Leo Frankel. 24 April Engels to Karl Kautsky. 30 April Engels to August Bebel. 1-2 May Engels to Laura Lafargue. 4 May Engels to Paul Lafargue. 19 May Engels to Paul Lafargue. 29 May Engels to Franz Mehring. 5 June Engels to Friedrich Adolph Sorge. 10 June Engels to Karl Kautsky. 13 June Engels to Laura Lafargue. 13 June Engels to Karl Kautsky. 16 June Engels to Pasquale Martignetti. 19 June Engels to Victor Adler. 26 June Engels to Paul Lafargue. 28 June Engels to Karl Kautsky. 29 June Engels to Conrad Schmidt. 1 July Engels to Laura Lafargue. 7 July Engels to Johann Gustav Vogt. 8 July Engels to Laura Lafargue. 12 July Engels to Laura Lafargue. 20 July Engels to Victor Adler. 22 July Engels to Emma Adler. 22 July Engels to Friedrich Adolph Sorge. 9-11 August Engels to Laura Lafargue. 17 August Engels to Nikolai Danielson. 2 September Engels to Friedrich Adolph Sorge. 2 September Engels to Paul Lafargue. 2 September Engels to Friedrich Adolph Sorge. 14 September Engels to Karl Kautsky. 28 September Engels to August Bebel. 29 Sep/1 Oct Engels to Friedrich Adolph Sorge. 30 September Engels to Laura Lafargue. 2 October Engels to August Bebel. 6 October Engels to Paul Lafargue. 13 October Engels to August Bebel. 13 October Engels to Laura Lafargue. 13 October Engels to Karl Kautsky. 14 October Engels to Laura Lafargue. 22 October Engels to Friedrich Adolph Sorge. 24 October Engels to August Bebel. 24/26 October Engels to Karl Kautsky. 25-26 October Engels to Laura Lafargue. 27 October Engels to Friedrich Adolph Sorge. 29 October Engels to Nikolai Danielson. 29-31 October Engels to Paul Lafargue. 31 October Engels to Conrad Schmidt. 1 November Engels to Laura Lafargue. 9 November Engels to August Bebel. 10 November Engels to Oscar Heidfeld. 12 November Engels to Friedrich Adolph Sorge. 14 November Engels to Friedrich Adolph Sorge. 21 November Engels to August Bebel. 25 November Engels to Laura Lafargue. 27 November Engels to August Bebel. 1 December Engels to Laura Lafargue. 1 December Engels to Natalie Liebknecht. 2 December Engels to Karl Kautsky. 3 December Engels to Paul Lafargue. 3 December Engels to Laura Lafargue. 19 December Engels to Eduard Bernstein. 23 December Engels to Karl Kautsky. 27 December Engels to Anna and Hermann Schlüter. 30 December