L I S T O F T E X T S x x x i i i 510. Verse from Fritz Haber, 8 April 1927 511. Appeal to President Calvin Coolidge in Behalf of Sacco and Vanzetti, 10 April 1927 New York Times, 11 April 1927 512. From Leo Szilard, 12 April 1927 513. From Niels Bohr, 13 April 1927 514. To Hermann Weyl, 26 April 1927 515. Calculations, on or before 5 May 1927 516. “Does Schrödinger’s Wave Mechanics Completely Determine the Motion of a System, or Only Statistically?,” 5 May 1927 “Bestimmt Schrödingers Wellenmechanik die Bewegung eines Systems vollständig oder nur im Sinne der Statistik?” 517. To Paul Ehrenfest, 5 May 1927 518. To Max von Laue, 6 May 1927 519. To Erich Bobsin, 7 May 1927 520. To Max Born, after 8 May 1927 521. From Leo Kohn, 13 May 1927 522. From Paul Ehrenfest, 16 May 1927 523. To the Chief of Police of Berlin-Schöneberg, 18 May 1927 524. From Werner Heisenberg, 19 May 1927 525. From Leo Kohn, 22 May 1927 526. To Joaquim Bensaúde, 25 May 1927 527. To Leo Kohn, 28 May 1927 528. From Émile Meyerson, 28 May 1927 APPENDIXES A. Aphorism on Theoretical Physics B. Statement on the International Institute of Intellectual Cooperation C. Jewish Telegraphic Agency Interview with Einstein on the Hebrew University D. Einstein on Greatness E. Jewish Telegraphic Agency Interview with Einstein F. Aphorism on Death G. Theoretical and Experimental Considerations on the Formation of Light