1 7 0 C O R R E S P O N D E N C E , 1 9 2 0
19 To Edouard Guillaume, 10, 77
19 From Wilhelm Hallwachs, 10, C
19 To Alfred Magnus, 10, C
19 To Gaston Moch, 10, 78
20 To Cornelis van Vollenhoven, 10, C
20 To Cornelis van Vollenhoven, 10, C
20 From Gerhardt Hettner, 10, C
21 To S. R. Cajal, 10, C
21 To Landgericht I, Berlin, 10, C
21 To Gösta Mittag-Leffler, 10, 79
21 To Joseph Petzoldt, 10, 80
21 From Vieweg publishing house,
10, C
23 To Mileva Einstein-Maric;; , 10, 81
23 To German League for the League
of Nations, 10, 82
24 From Paul Ehrenfest, 10, 83
25 From Eduard Einstein, 10, 84
25 From Alfred Magnus, 10, C
before 26 To Michele Besso, 10, 85
26 From Cornelis van Vollenhoven,
10, C
before 27 German News Agency for Foreign
University and Student Affairs,
10, C
27 To German News Agency for
Foreign University and Student
Affairs, 10, 86
27 To Kaiser-Wilhelm Institute of
Physics, board of trustees, 9, C
27 From Richard Fleischer, 10, C
27 From David Reichinstein, 10, C
28 From Edouard Guillaume, 10, C
29 To Richard Fleischer, 10, 87
29 To Friedrich Kottler, 10, 88
29 To Arthur Schoenflies, 10, 89
29 From Michele Besso, 10, 90
29 From Max von Laue, 10, 91
29 From Robert W. Lawson, 10, C
29 From Vieweg publishing house,
10, C
30
To Otto von Baeyer, 10, C
30 To Paul Ehrenfest, 10, 92
30 To Konrad Haenisch, 10, 93
30 From Hermann Thoms, 10, C
31 To Edouard Guillaume, 10, 94
31 From Max and Hedwig Born,
10, 95
31 From David Reichinstein, 10, C
31 To Vieweg publishing house, 10, C
August
1 To Eduard Einstein, 10, 96
3 From Allgemeine Studenten-
Vertretung, 10, C
3 From Théophile de Donder, 10, 97
3 From Heinrich Stern, 10, C
4 To Hendrik A. Lorentz, 10, 98
4 From Tullio Levi-Civita, 10, C
5 From Friedrich Glum, 10, C
5 From Julio Rey Pastor, 10, C
6 From Paul Ehrenfest, 10, 99
7 From Ludwig Lange, 10, C
11 To Théophile de Donder, 10, 100
12 From Erwin Freundlich, 10, 101
13 To Paul Ehrenfest, 10, 102
13 To Julio Rey Pastor, 10, C
14 From Ernst Wagner, 10, C
15 To Allgemeine Studenten-
Vertretung, 10, C
15 To Columbia University, 10, C
15 To Pieter Zeeman, 10, 103
15 From Bernardo Dessau, 10, C
16 From Walter Dällenbach, 10, C
16 From Paul Ehrenfest, 10, 104
16 From Friedrich Glum, 10, C
16 From Robert W. Lawson, 10, C
16 From Gösta Mittag-Leffler, 10, C
17 To Ernst Schuchard, 10, C
18 From Théophile de Donder, 10,
105
18 From Tullio Levi-Civita, 10, 106
18 From Adolf F. Lindemann, 10, 107
19 From Arnold Berliner, 10, 108
20 To Leo Landau, 10, C
20 From Leo Gilbert, 10, C
20 From Edouard Guillaume, 10, C
21 From Vieweg publishing house,
10, C
22 To Edouard Guillaume, 10, 109
23 From Friedrich Kottler, 10, C
24 To Rudolf Mosse, 10, C
24 From Karl Gerhards, 10, C
26 From Robert W. Lawson, 10, C
27 From Paul Ehrenfest, 10, 110
27 From Israel Malkin, 10, 111
27 From Josef Nowak, 10, C
28 From Ernst Cassirer, 10, 112
28 From Ina Dickmann, 10, 113
28 From Paul Ehrenfest, 10, 114