x x v i LIST OF TEXTS
224. From Max Born, 8 December 1920
225. From Paul Ehrenfest, 8 December 1920
226. From Harm H. Kamerlingh Onnes, 8 December 1920
227. To Paul Ehrenfest, ca. 9 December 1920
228. From Rudolf Goldscheid, 13 December 1920
229. From Albert G. Schmedeman, 13 December 1920
230. To George B. Jeffery, 14 December 1920
231. From Erwin Freundlich, 14 December 1920
232. To Hans Albert and Eduard Einstein, 15 December 1920
233. To Edouard Guillaume, 16 December 1920
234. To Albert G. Schmedeman, 16 December 1920
235. From Arnold Sommerfeld, 18 December 1920
236. To Arnold Sommerfeld, between 18 and 28 December 1920
237. From Hermann Anschütz-Kaempfe, 19 December 1920
238. To Jewish Community of Berlin, 22 December 1920
239. To A. J. Reingold, 22 December 1920
240. From Frederick A. Lindemann, 22 December 1920
241. From Edouard Guillaume, 23 December 1920
242. From Albert G. Schmedeman, 23 December 1920
243. From John G. Hibben, 24 December 1920
244. From Michele Besso, 24–27 December 1920
245. To Ernest Pickworth Farrow, 28 December 1920
246. To Ayao Kuwaki, 28 December 1920
247. From Hermann Anschütz-Kaempfe, 28 December 1920
248. From Carl Beck, 28 December 1920
249. To Wilhelm Blaschke, 29 December 1920
250. To Edouard Guillaume, 29 December 1920
251. To Mário Basto Wagner, 29 December 1920
252. From Arnold Sommerfeld, 29 December 1920
253. From Jewish Community of Berlin, 30 December 1920