1 0 5 0 I N D E X Kirchberg solicits references from, 921a Reichenbach, on position for, 891a, in Berlin, 895a in Frankfurt, no chances, 889a Oppenheim, Samuel, 958a recommends Hufna- gel, 958a Oppenheimer, Franz, 146n, 598, 877a Oppenheimer, Max, 879a Oprescu, Georges (1881–1969), 298, 474, 537, 889a, 902a, 910a, 918a, 924a, 926a, 927a, 938a, 954a, 955a AE, desires to meet with, 888a ICIC 8th session, on date of, 909a 9th session 913a invites AE to, 957a AE accepts, 960a bibliography of economic sciences, 877a, 888a International Bureau of Meteorology, 83a, invites AE to session on, 912a International Mining Institute, on proposal for, 937a on replacement of members, 915a resolution on exchange of stamps and their exhibition, 940a, 941a AE approves, 941a youth education, on AE proposing Alberini as member of subcommittee on, 917a IIIC, board of directors, meeting of 1926 March 25, on, 908a 1926 May 20, on AE’s absence from, 923a 1926 October 30, 935a: agenda for, 937a 1927 January 30, 945a 1927 March 26, 954a 1927 May 30, 959a International Confederation of Students, so- licits message to congress of, 901a Organization of Chinese students in Germany, brochure of, 887a Ornstein, Leonard (1880–1941), 123, 132, 133, 337, 423, 819 AE on, 134, 339, 430, 477 BOGHU, proposed as member of, 74, 907a excellent laboratory of, Coster on, 131–132 Ehrenfest on, 131–132 Fodor’s institute, dissatisfied with, 928a successor of AE on, 127, 134, 147 Ehrenfest on, 131–133, 140–143 Ehrenfest proposed as, 141–142 AE on, 147 on visit to Palestine and Hebrew University, 928a Orphic mysteries, Eisler on, 886a ORT, invites AE to meeting on Jews in Eastern Europe, 884a Oseen, C. W., 881a Osterrieth, Albert (1865–1926), 88 invites AE to join honorary committee of PEN Club con- gress, 903a Ostwald, Wolfgang, on reduction of gravitation to electrodynamics, 902a Otto, Wolfgang (1878–1957), 89, 111, 116 test of gyro transmission, AE asks for, 938a on, 939a Oungre, L., 897a Over-Riemannian geometry, 912a Overbeck, Franz (1837–1905), 224n Page, Leigh, 934a Pahlen, Emanuel A. von der, 881a 908a Painlevé, Paul (1863–1933), 298, 308, 309n, 393n, 417, 448, 902a, 904a AE on, 400 concert at home of, AE participates in, 400, 914a, 922a International Bureau of Meteorology, endorses establishment of, 912a Mantoux, proposed as deputy director of IIIC by, 939a on meeting German and French scientists, 922a Palache, I. L., 897a Palestine, settlement policy in, AE opposes, lxvi Palmer, Wilhelm, 881a Paneuropean Congress, AE invited to, 959a Parfentieff, N. N., 897a Paris, AE on, 298 Partido Democrata Femenino Chile, invites AE to join the feminist congress as member, 916a Pasadena, Einstein will not yet visit, xl Pascal, Blaise (1623–1662), 659, 662n Paschen, Friedrich (1866–1947), 217, 881a, 882a, 936a AE nominates as ordinary mem- ber of PAW, 870a Pasternak, Leonid O., AE thanks for sending Beethoven portrait, 956a Pasteur, Louis (1822–1895), 662n Pauli, Wolfgang (1900–1958), 235, 418, 424n, 449, 608, 631, 648, 655, 702, 707, 821 par- ticipates in magnetism week in Zurich, 511n Pauli, Wolfgang Joseph (1869–1955), 245, 899a Pavia, Einstein on vacation in, xli