Collected Papers of Albert Einstein, Volume 5

Martin J. Klein is Professor of the History of Science at Yale University and Senior Editor of The Collected Papers of Albert Einstein. A. J. Kox teaches history of science at the University of Amsterdam, and Robert Schulmann is Assistant Professor of History at Boston University.

• List of Texts xi List of Illustrations xxix INTRODUCTORY MATERIAL Introduction to Volume 5 xxxi Supplement to the Editorial Method in Previous Volumes xxxix Acknowledgments xliii Note on the Translation xlv List of Location Symbols xlvi List of Descriptive Symbols xlix TEXTS 3 Vol. 1, 34a. To Pauline Winteler, 21 May 1897* Vol. 1, 48a. To Rosa Winteler, August 1899* Vol. 1, 98a. To Carl Paalzow, 12 April 1901* 1.To Mileva Maric, 28 June 1902 or later 2.To Hans Wohlwend, 15 August-3 October 1902 3.Dedication, Einstein as Member of the Olympia Academy, 1903, including Translation 4.Marriage Certificate, 6 January 1903 5.To Michele Besso, 22? January 1903 6.From Michele Besso, 7-11 February 1903 7.To Michele Besso, 17 March 1903 8.To Helene Savic, ca. 20 March 1903 9.From Emma Ehrat-Uhlinger, 22 March 1903 10.To Emma Ehrat-Uhlinger, last week of March 1903 11.To Jakob Ehrat, last week of March 1903 12.From Mileva Einstein-Maric, 27 August 1903 13.To Mileva Einstein-Maric, 19? September 1903 14.To Conrad Habicht, 3 October 1903 15.To Conrad Habicht, 30 November 1903 16.To Conrad Habicht, 20 February 1904 17.To Marcel Grossmann, 6? April 1904 18.To Conrad Habicht, 15 April 1904 19.To Helene and Milivoj Savi', 15 May 1904 20.To Mileva Einstein-Maric, 25 July 1904 21.To Conrad Habicht, 1 August 1904 22.To Conrad Habicht, 6 August 1904 23.To Conrad Habicht, 6 August 1904 * This document was discovered after the publication of Volume One. 24.From the Swiss Patent Office, 20 September 1904 25.To Conrad Habicht, 6 March 1905 26.To Conrad Habicht, 6 March 1905 27.To Conrad Habicht, 18 or 25 May 1905 28.To Conrad Habicht, 30 June-22 September 1905 29.To Rudolf Martin, 20 July 1905 30.To Conrad Habicht, 20 July 1905-summer 1915 31.Expert Opinion by Alfred Kleiner and Heinrich Burkhardt on Einstein's Dissertation, 22-23 July 1905 32.To Philipp Lenard, 16 November 1905 33.From Josef Zametzer, 7 January 1906 34.From the Swiss Patent Office, 13 March 1906 35.To the Bern Municipal Gas and Water Works, 23 April 1906 36.To Maurice Solovine, 27 April 1906 37.From Max Laue, 2 June 1906 38.To the Bern Municipal Gas and Water Works, 6 June 1906 39.To Conrad Habicht, 27 July 1906 40.From Wilhelm Rontgen, 18 September 1906 41.To Jost Winteler, 3 November 1906 42.To Helene and Milivoj Savic, December 1906? 43.To Alfred Schnauder, 5 January-11 May 1907 44.To Jost Winteler, 7 February 1907 45.To Johannes Stark, 13 April 1907 46.To the Department of Education, Canton of Bern, 17 June 1907 47.From Max Planck, 6 July 1907 Editorial Note: Einstein's "Maschinchen " for the Measurement of Small Quantities of Electricity 48.To Conrad and Paul Habicht, 15 July 1907 Editorial Note: Einstein on Superluminal Signal Velocities 49.To Wilhelm Wien, 23 July 1907 50.To Wilhelm Wien, 25 July 1907 51.To Wilhelm Wien, 29 July 1907 52.To Wilhelm Wien, 7 August 1907 53.To Wilhelm Wien, 11 August 1907 54.To Paul and Conrad Habicht, 16 August 1907 55.To Wilhelm Wien, 26 August 1907 56.To Conrad and Paul Habicht, 2 September 1907 57.From Max Laue, 4 September 1907 58.To Johannes Stark, 25 September 1907 59.From the B. G. Teubner Publishing House, 3 October 1907 60.From Johannes Stark, 4 October 1907 61.To Johannes Stark, 7 October 1907 62.From Hermann Minkowski, 9 October 1907 63.To Johannes Stark, 1 November 1907 64.From Max Planck, 9 November 1907 65.From Richard Lorenz, 15 November 1907 66.To Johannes Stark, 7 December 1907 67.Swiss Patent Office Letter on the AEG Alternating Current Machine, 11 December 1907 68.To Rudolf Ladenburg, 20 December 1907 69.To Conrad Habicht, 24 December 1907 70.From Max Laue, 27 December 1907 71.To Marcel Grossmann, 3 January 1908 72.To Arnold Sommerfeld, 5 January 1908 73.To Arnold Sommerfeld, 14 January 1908 74.From Adolf Gasser, mid-January 1908 75.From Jakob Bosshart, 16 January 1908 76.To the Council of Education, Canton of Zurich, 20 January 1908 77.From Jakob Laub, 27 January 1908 78.From Alfred Kleiner, 28 January 1908 79.From Jakob Laub, 2 February 1908 80.From Alfred Kleiner, 8 February 1908 81.To Paul Gruner, 11 February 1908 82.From Johannes Stark, 11 February 1908 83.From Emil Bose, 12 February 1908 84.To Conrad Habicht, 14 February 1908 85.To Johannes Stark, 17 February 1908 86.From Paul Habicht, 19 February 1908 87.From Johannes Stark, 19 February 1908 88.To Johannes Stark, 22 February 1908 89.From Albert Gobat, 28 February 1908 90.To Johannes Stark, 29 February 1908 91.From Jakob Laub, 1 March 1908 92.From Adolf Gasser, 9 March 1908 93.From Paul Habicht, 17 March 1908 94.From Joseph Kowalski, 30 March 1908 95.From Paul Habicht, 4 April 1908 96.To Mileva Einstein-Maric, 17 April 1908 97.From Karl Jaberg, 12 May 1908 98.From Heinrich Burkhardt, 17 May 1908 99.From Paul Habicht, 17 May 1908 BOOKID100. From Aurel Stodola, 17 May 1908 101.From Jakob Laub, 18 May 1908 102.From Jakob Laub, 19 May 1908 103.From Jakob Laub, 30 May 1908 104.From Paul Habicht, June 1908 105.To Marian von Smoluchowski, 11 June 1908 106.From Aurel Stodola, 13 June 1908 107.From Lucien Chavan, 23 June 1908 108.From Paul Habicht, 4 July 1908 109.To August Hagenbach, 6 July 1908 110.From August Hagenbach, 9 July 1908 111.To August Hagenbach, 14 July 1908 112.From Frau Ruprecht, 27 July 1908 113.To Jakob Laub, 30 July 1908 114.To Lucien and Jeanne Chavan, 13 August 1908 115.To Maurice Solovine, 15 August 1908 116.From Maurice Solovine, 18 August 1908 ' 117.From Alfred Bucherer, 7 September 1908 118.From Max Planck, 8 September 1908 119.From Alfred Bucherer, 9 September 1908 120.From Alfred Bucherer, 10 September 1908 121.From the Rudolf Wyss Furniture Store, 24 September 1908 122.From Paul Habicht, 12 October 1908 123.From Adolf Gasser, second half of October 1908 124.From Paul Habicht, 22 October 1908 125.To Jakob Laub, after 1 November 1908 126.From the S. Hirzel Publishing House, 2 November 1908 127.From Paul Gruner, 9 November 1908 128.From Alfred Bucherer, 26 November 1908 129.To Johannes Stark, 2 December 1908 130.To Albert Gockel, 3 December 1908 131.To Maurice Solovine, 3 December 1908 132.To Johannes Stark, 14 December 1908 133.From Arthur Schoenflies, 15 January 1909 134.From Paul Habicht, 18 January 1909 135.From Alfred Schweitzer, 19 January 1909 136.From Wilhelm Wien, 19 January 1909 137.From Dmitry Mirimanoff, 12 February 1909 138.From Aurel Stodola, 12 February 1909 139.To Jakob Ehrat and Emma Ehrat-Uhlinger, 15 February 1909 140.To Otto Stoll, 25 February 1909 141.To Lucien Chavan, 3 March 1909 142.To Maurice Solovine, 18 March 1909 143.To Jakob Laub, 20 March 1909 144.To Albert Gockel, 25? March 1909 145.From Josef Weiss, 25 March 1909 146.To Hendrik A. Lorentz, 30 March 1909 147.To Johannes Stark, 6 April 1909 148.From Johannes Stark, 8 April 1909 149.To Hendrik A. Lorentz, 13 April 1909 150.To Conrad Habicht, 15 April 1909 151.To Conrad Habicht, 28 April 1909 152.From Ayao Kuwaki, 2 May 1909 153.From Hendrik A. Lorentz, 6 May 1909 154.To Anna Meyer-Schmid, 12 May 1909 155.To Fritz Reiche, 12 May 1909 156.From Wilhelm Fiedler, 13 May 1909 157.To Alfred Stern, 14 May 1909 158.To Jakob Ehrat, 16 May 1909 159.From Jakob Laub, 16 May 1909 160.To Jakob Laub, 17 May 1909 161.To Jakob Laub, 19 May 1909 162.From George Searle, 20 May 1909 163.To Hendrik A. Lorentz, 23 May 1909 164.From Lucien Chavan, 28 May 1909 165.From Philipp Lenard, 5 June 1909 166.To Georg Meyer, 7 June 1909 167.To Friedrich Adler, 12 June 1909 168.To Eilhard Wiedemann, 14 June 1909 169.To the Swiss Department of Justice, 6 July 1909 170.To Lucien and Jeanne Chavan-Perrin, 9 July 1909 171.From Paul Tinguely, 17 July 1909 172.To Johannes Stark, 31 July 1909 173.To the Department of Education, Canton of Bern, 3 August 1909 174.To Ernst Mach, 9 August 1909 175.To Ernst Mach, 17 August 1909 176.To Edgar Meyer, 28 August 1909 177.To Conrad Habicht, 3 September 1909 178.To Edgar Meyer, 28 September 1909 179.To Arnold Sommerfeld, 29 September 1909 180.To Lucien Chavan, 19 October 1909 181.To Adolf Hurwitz, after 22 October 1909 182.To Edgar Meyer, 29 October 1909 183.To Helene Savic, November 1909-February 1910 184.To the Department of Education, Canton of Zurich, 1 November 1909 185.To Conrad Habicht, 5 November 1909 186.To Jean Perrin, 11 November 1909 187.To Michele Besso, 17 November 1909 188.To Edgar Meyer, 18 November 1909 189.Expert Opinion on the Dissertation of Hermann Schuepp, 30 November 1909 190.To Conrad Habicht, 14 December 1909 191.To Conrad Habicht 14 December 1909 192.To Conrad Habicht, 17 December 1909 193.To Lucien Chavan, 19 December 1909 194.From Milos Maric, 28 December 1909 195.To Michele Besso, 31 December 1909 196.To Jakob Laub, 31 December 1909 197.To Arnold Sommerfeld, 19 January 1910 198.To Conrad Habicht, 4 March 1910 199.To Jakob Laub, 16 March 1910 BOOKID200. To Lucien Chavan, 24 March 1910 201.To Lucien Chavan, 24 March 1910 202.To Conrad Habicht, 31 March 1910 203.To Lucien Chavan, 15 April 1910 204.To Pauline Einstein, 28 April 1910 205.To Lucien Chavan, 6 May 1910 206.To Edgar Meyer, 11 May 1910 207.To Lucien Chavan, 14 May 1910 208.To Lucien Chavan, 17 May 1910 209, To Ludwig Hopf, 21 June 1910 210.Student Petition to Retain Einstein on the Faculty of the University of Zurich, 23 June 1910 211.To Arnold Sommerfeld, July 1910 212.From Geza MUller, 1 July 1910 213.To Lucien Chavan, 2 July 1910 214.To Conrad Habicht, 27 July 1910 215.To Lucien and Jeanne Chavan-Perrin, 30 July 1910 216.To Alfred Stern, 30 July 1910 217.To Helene and Milivoj Savic, before 1 August 1910 218.To Ludwig Hopf, 2 August 1910 219.To Conrad Habicht, 11 August 1910 220.To Paul Hertz, 14 August 1910 221.To Ludwig Hopf, 19 August 1910 222.To Paul Hertz, 26 August 1910 223.To Franz Rusch, 26 August 1910 224.To Jakob Laub, 27 August 1910 225.From Max Hussarek von Heinlein, 17 September 1910 226.To Wilhelm Wien, 7 October 1910 227.To Jakob Laub, 11 October 1910 228.From the Julius Springer Publishing House, 25 October 1910 229.To the Bursar's Office, University of Zurich, 26 October 1910 230.From Emil Fischer, 1 November 1910 231.To Jakob Laub, 4 November 1910 232.To Emil Fischer, 5 November 1910 233.To Jakob Laub, 11 November 1910 234.To Jakob Laub, 15 November 1910 235.To Leo Graetz, 22 November 1910 236.To Alfred Stern, 6 December 1910 237.To Carl Schroter, 11 December 1910 238.From Count Karl von Sturgkh, 15 December 1910 239.To Ludwig Hopf, 27 December 1910 240.To Edgar Meyer, 27 December 1910 241.To Jakob Laub, 28 December 1910 242.To Heike Kamerlingh Onnes, 31 December 1910 243.To Ludwig Darmstaedter, 2 January 1911 244.To Jean Perrin, 12 January 1911 245.From Count Karl von Sturgkh, 13 January 1911 246.To Lucien Chavan, 17 January 1911 247.To the Department of Education, Canton of Zurich, 20 January 1911 248.To Carl Schroter, 20 January 1911 249.To Carl Schroter, 21 January 1911 250.To Hendrik A. Lorentz, 27 January 1911 250a. To the Association of Students of the Natural Sciences, University of Amsterdam, 28 January 1911 251.To Emil Zurcher, 29 January 1911 252.To Friedrich Adler, 9 February 1911 253.From Richard Swinne, 12 February 1911 254.To Hendrik A. Lorentz, 15 February 1911 255.From Gunther Beck, 16 February 1911 256.To Edgar Meyer, 26 February 1911 257.To Richard Swinne, 26 February 1911 258.To Lucien and Jeanne Chavan-Perrin, 10 March 1911 259.To Hans Schinz, 10 March 1911 260.To Lucien Chavan, 28 March 1911 261.To Conrad Habicht, 2 April 1911 262.To Lucien Chavan, 5 April 1911 263.To Heinrich Zangger, 7 April 1911 264.To Paul Ehrenfest, 12 April 1911 265.To Hans Tanner, 24 April 1911 266.To Marcel Grossmann, 27 April 1911 267.To Michele Besso, 13 May 1911 268.To Heinrich Zangger, 7 June 1911 269.From Ernest Solvay, with an Invitation to the Solvay Congress, 9 June 1911 270.To Walther Nernst, 20 June 1911 271.To Lucien Chavan, 5-6 July 1911 272.To Zurcher and Furrer & Co., 11 July 1911 273.To the Eleventh Congress of Polish Physicians and Natural Scientists, before 21 July 1911 274.From Alfred and Clara Stern, 2 August 1911 275.To Jakob Laub, 10 August 1911 276.To Michele Besso, second half of August 1911 277.From Willem Julius, 20 August 1911 278.To Willem Julius, 24 August 1911 279.To Heinrich Zangger, 24 August 1911 280.From Willem Julius, 26 August 1911 281.To Erwin Freundlich, 1 September 1911 282.From Michele Besso, before 11 September 1911 283.To Michele Besso, 11 September 1911 284.From Willem Julius, 17 September 1911 285.From Pauline Einstein, 18 September 1911 286.To Heinrich Zangger, 20 September 1911 287.To Erwin Freundlich, 21 September 1911 288.To Willem Julius, 22 September 1911 289.From Willem Julius, 27 September 1911 290.From Mileva Einstein-Maric, 4 October 1911 291.Heinrich Zangger to Ludwig Forrer, 9 October 1911 292.From Willem Julius, 11 October 1911 293.To Hans Tanner, 13 October 1911 294.From Ludwig Hopf, 13 October 1911 295.To Willem Julius, 18 October 1911 296.To Michele Besso, 21 October 1911 297.To Heinrich Zangger, 22 October 1911 298.From Pauline Einstein, 22 October 1911 299.From Michele Besso, 23 October 1911 BOOKID300. To Mileva Einstein-Maric, 28 October 1911 301.To Mileva Einstein-Maric, 29 October 1911 302.To Willem Julius, 1 November 1911 303.To Heinrich Zangger, 7 November 1911 304.To Willem Julius, 15 November 1911 305.To Heinrich Zangger, 15 November 1911 306.To Willem Julius, 16 November 1911 307.To Marcel Grossmann, 18 November 1911 308.To Heinrich Zangger, 20 November 1911 309.To Heinrich Zangger, 20 November 1911 310.From Willem Julius, 20 November 1911 311.To Willem Julius, 22 November 1911 312.To Ernest Solvay, 22 November 1911 313.To Hendrik A. Lorentz, 23 November 1911 314.From Willem Julius, 25 November 1911 315.To Marian von Smoluchowski, 27 November 1911 316.From Hendrik A. Lorentz, 6 December 1911 317.From Robert Gnehm, 8 December 1911 318.From Hendrik A. Lorentz, 8 December 1911 319.To Marcel Grossmann, 10 December 1911 320.To Hendrik A. Lorentz, 12 December 1911 321.From Marcel Grossmann, 12 December 1911 322.From Willem Julius, 12 December 1911 323.From Marian von Smoluchowski, 12 December 1911 324.To Robert Gnehm, 13 December 1911 325.To Heinrich Zangger, 13-16 December 1911 326.From Robert Gnehm, 16 December 1911 327.To Willem Julius, 18 December 1911 328.To Robert Gnehm, 19 December 1911 329.From Fritz Haber, 19 December 1911 330.To Heinrich Zangger, 25 December 1911 331.To Michele Besso, 26 December 1911 332.From Paul Habicht, 27 December 1911 333.From Max Laue, 27 December 1911 334.From Willem Julius, 29 December 1911 335.To Lucien and Jeanne Chavan-Perrin, January 1912 336.To Erwin Freundlich, 8 January 1912 337.From George Pegram, 9 January 1912 338.To Fritz Fichter-Bernoulli, 17 January 1912 339.To Wilhelm Wien, 17 January 1912 340.From Arnold Eucken, 23 January 1912 341.From Robert Gnehm, 23 January 1912 342.To Paul Ehrenfest, 26 January 1912 343.To Wilhelm Wien, 27 January 1912 344.To Heinrich Zangger, 27 January 1912 345.To Lucien Chavan, 28 January 1912 346.To George Pegram, 29 January 1912 347.From Heinrich Zangger, 30 January 1912 348.From Heinrich Schenk, 31 January 1912 349.To Carl Schroter, 1 February 1912 350.From Richard Swinne, 1 February 1912 351.To Ludwig Forrer, 2 February 1912 352.To Alfred and Clara Stern, 2 February 1912 353.From Alfred Stern, with Postscript by Clara Stern, 3 February 1912 354.To Michele Besso, 4 February 1912 355.From Robert Gnehm, 7 February 1912 356.To Conrad and Paul Habicht, 9 February 1912 357.To Paul Ehrenfest, 12 February 1912 358.To Robert Gnehm, 12 February 1912 359.From Hendrik A. Lorentz, 13 February 1912 360.To Hendrik A. Lorentz, 18 February 1912 361.From Robert Heller, 19 February 1912 362.From Emil Warburg, 19 February 1912 363.From Ludwig Hopf, 20 February 1912 364.To Ludwig Hopf, after 20 February 1912 365.To Wilhelm Wien, 24 February 1912 366.To Heinrich Zangger, before 29 February 1912 367.To Paul Ehrenfest, 29 February 1912 368.From Fritz Haber, 8 March 1912 369.To Paul Ehrenfest, 10 March 1912 370.To Marian von Smoluchowski, 10 March 1912 371.To Wilhelm Wien, 11 March 1912 372.From Walter Konig, 11 March 1912 373.To Walter Konig, after 11 March 1912 374.To Alfred and Clara Stern, 17 March 1912 375.To Wilhelm Wien, 20 March 1912 376.To Marian von Smoluchowski, 24 March 1912 377.To Michele Besso, 26 March 1912 378.From David Hilbert, 30 March 1912 379.From Heinrich Zangger, 30 March 1912 380.From Paul Ehrenfest, before 3 April 1912 381.To Alfred Kleiner, 3 April 1912 382.To Alfred Kleiner, 3 April 1912 383.To Alfred Kleiner, 10 April 1912 384.To Paul Ehrenfest, 25 April 1912 385.To Emil Warburg, 25 April 1912 386.To Emil Warburg, after 25 April-before 11 May 1912 387.To Paul Ehrenfest, 26 April 1912 388.To Hans Tanner, 26 April 1912 389.To Elsa Lowenthal, 30 April 1912 390.To Paul Ehrenfest, 2 May 1912 391.To Elsa Lowenthal, 7 May 1912 392.To Wilhelm Wien, 11 May 1912 393.From Paul Ehrenfest, 14 May 1912 394.From Paul Ehrenfest, after 16 May 1912 395.To Wilhelm Wien, 17 May 1912 396.To Marian von Smoluchowski, 20 May 1912 397.To Marian von Smoluchowski, 20 May 1912 398.To Heinrich Zangger, 20 May 1912 399.To Elsa Lowenthal, 21 May 1912 BOOKID400. Report to the Philosophical Faculty of the German University on a Successor to the Chair of Theoretical Physics, before 23 May 1912 401.To Wilhelm Wien, 30 May 1912 402.From Paul Habicht, 1 June 1912 403.To Conrad Habicht, 2 June 1912 404.To Paul Ehrenfest, 3 June 1912 405.From Alfred Stern, 5 June 1912 406.To Heinrich Zangger, after 5 June 1912 407.To Max Laue, 10 June 1912 408.To Ludwig Hopf, 12 June 1912 409.To Paul Ehrenfest, before 20 June 1912 410.To Anton Lampa?, 29 June 1912 411.From Paul Ehrenfest, 29 June 1912 412.From Pauline Einstein, 2 July 1912 413.To Wilhelm Wien, 10 July 1912 414.Statement of Reasons for Leaving Prague, 3 August 1912 415.To Conrad Habicht, 14 August 1912 416.To Ludwig Hopf, 16 August 1912 417.To David Hilbert, 4 October 1912 418.To Ernst Zermelo, 4 October 1912 419.From Theodor Vetter, 14 October 1912 420.To Erwin Freundlich, 27 October 1912 421.To Arnold Sommerfeld, 29 October 1912 422.To August Hagenbach, 5 November 1912 423.To Lucien Chavan, December 1912 424.To Helene Savic, after 17 December 1912 425.To Paul Ehrenfest, 20-24 December 1912 426.To Otto Marx, 22 December 1912 427.From Theodor Vetter, 4 January 1913 428.Fritz Haber to Hugo Andres Kruss, 4 January 1913 429.To Georg Bredig, 30 January 1913 430.To Unknown Addressee, 2 March 1913 431.To Clara Stern, 14 March 1913 432.To Elsa Lowenthal, ca. 14 March 1913 433.To Maurice Solovine, 16-22 March 1913 434.To Elsa Lowenthal, 23 March 1913 435.To Marie Curie, 3 April 1913 436.To Elsa Lowenthal, 3 April 1913 437.To Jean Perrin, 4 April 1913 438.To the Scientific Committee, Solvay International Institute of Physics, 29 April 1913 439.To Conrad Habicht, 3 May 1913 or after 440. To Alexander Witting, 24 May 1913 441.To Paul Ehrenfest, 28 May 1913 442.To the Director's Office, Technikum Winterthur, 29 May 1913 443.From Charles-Eugene Guye, 31 May 1913 444.To the Faculty of Sciences, University of Geneva, after 31 May-before 5 June 1913 445.Proposal for Einstein's Membership in the Prussian Academy of Sciences, 12 June 1913 446.To Arthur Schidlof, 17 June 1913 447.To Jost Winteler, 23 June 1913 448.To Ernst Mach, 25 June 1913 449.To Arthur Schidlof, 5 July 1913 450.To Conrad Habicht, 7 July 1913 451.To Elsa Lowenthal, 14? July 1913 452.Expert Opinion on the Habilitation Petition of Otto Stern, 15 July 1913 453.To Elsa Lowenthal, 19 July 1913 454.To Elsa Lowenthal, after 19-before 24 July 1913 455.To Jakob Laub, 22 July 1913 456.From Fritz Haber, 22 July 1913 457.To Leonid Mandelshtam, 23 July 1913 458.To Paul Hertz, 27 July 1913 459.From Ida Einstein, 3 August 1913 460.To Lucien and Jeanne Chavan-Perrin, 5 August 1913 461.To Adolf Hurwitz, 6 August 1913 462.To Alfred and Clara Stern, 6 August 1913 463.To Paul Langevin, before 9 August 1913 464.To Alexander Witting, 11 August 1913 465.To Elsa Lowenthal, 11? August 1913 466.To Elsa Luwenthal, after 11 August 1913 467.To Hendrik A. Lorentz, 14 August 1913 468.To Erwin Freundlich, mid-August 1913 469.To Heike Kamerlingh Onnes, 16 August 1913 470.To Hendrik A. Lorentz, 16 August 1913 471.To Heike Kamerlingh Onnes, 18 August 1913 472.To Erwin Freundlich, before 26 August 1913 473.To Conrad Habicht, 7 September 1913 474.To Heinrich Zangger, 20 September 1913 475.To Conrad and Anna Habicht-Kehlstadt, October-December 1913 476.To Elsa Lowenthal, 10 October 1913 477.To George Hale, 14 October 1913 478.To Elsa Lowenthal, 16 October 1913 479.To Robert Gnehm, 19 October 1913 480.To Ludwig Hopf, 2 November 1913 481.To Paul Ehrenfest, before 7 November 1913 482.To Elsa Lowenthal, 7 November 1913 483.From George Hale, 8 November 1913 484.To Paul Ehrenfest, second half of November 1913 485.From the Prussian Academy of Sciences, 22 November 1913 486.To Elsa Lowenthal, after 22 November 1913 487.To Robert Gnehm, 30 November 1913 488.To Elsa Lowenthal, before 2 December 1913 489.To Elsa Lowenthal, after 2 December 1913 490.Adriaan Fokker to Hendrik A. Lorentz, 4 December 1913, including Translation 491.To Rosa Bandi-Winteler, 7 December 1913 492.To Erwin Freundlich, 7 December 1913 493.To the Prussian Academy of Sciences, 7 December 1913 494.From Robert Gnehm, 15 December 1913 495.To Ernst Mach, second half of December 1913 496.From Pauline Einstein, 21 December 1913 497.To Elsa Lowenthal, after 21 December 1913 498.To Elsa Lowenthal, 27 December 1913-4 January 1914 499.To Michele Besso, after 1 January 1914 BOOKID500. To Rosa Bandi-Winteler, 7 January 1914 501.From Jakob Ehrat, 7 January 1914 502.To Rosa Bandi-Winteler, 8 January 1914 503.To Jost Winteler, 9 January 1914 504.To Rosa Bandi-Winteler, after 9 January 1914 505.To Elsa Lowenthal, mid-January 1914 506.To Erwin Freundlich, ca. 20 January 1914 507.To Heinrich Zangger, ca. 20 January 1914 508.To Elsa Lowenthal, 28 January 1914 509.To Elsa Lowenthal, February 1914 510.To Elsa Lowenthal, after 11 February 1914 511. To Elsa Lowenthal, 5 March 1914 512.To Paul Ehrenfest, before 10 March 1914 513.To Heinrich Zangger, 10 March 1914 514.To Michele Besso, ca. 10 March 1914 515.To Paul Ehrenfest, 19 March 1914 516.From Michele Besso, 20 March 1914 517.To Paul Ehrenfest, 22 March 1914 518.To Mileva Einstein-Maric, Hans Albert and Eduard Einstein, 23 March 1914 519.To David Reichinstein, 27 March 1914 Alphabetical List of Texts 609 Calendar/Chronology 617 Biographies 637 Family Tree 645 Literature Cited 647 Indexes 679