xxiv LIST OF TEXTS 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 Kriiss, 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 Löwenthal, ca. 14 March 1913 433. To Maurice Solovine, 16-22 March 1913 434. To Elsa Löwenthal, 23 March 1913 435. To Marie Curie, 3 April 1913 436. To Elsa Löwenthal, 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