7 9 8 C A L E N D A R O F A B S T R A C T S 1 9 2 2 159. To Ludwig Hopf 17 April 1922 Cannot accept invitation to Aachen (Doc. 129) since he has to return from Paris via Kiel, where he will participate in a lawsuit as an expert. AKS. [13 298]. 160. To Maurice Kraïtchik 18 April 1922 Thanks for the invitation to lecture in Brussels (Abs. 137). He is unable to oblige, al- though it would further international reconciliation. Recommends Paul Langevin or Théophile de Donder. He himself is insufficiently fluent in French for the purpose of public lectures. TL. [44 206]. 161. To Adolf von Harnack 19 April 1922 Learning from Abs. 142 of the possibility that KWIP receive 300,000 M from KWG, applies for the sum, given that it might be spent on a very promising case. TLC (GyBP, I. Abt., Rep. 34, Nr. 13). [77 720]. 162. From Erich Regener 20 April 1922 Recommends Werner Braunbek as the most talented physics student at the University of Stuttgart, and as a very pleasant personality. Mentions Peter P. Ewald, Professor of Phys- ics there, Hans Reichenbach, and Hans Bartels. ALS. [20 015]. 163. IE to Swiss Embassy, Berlin 21 April 1922 The Auswärtiges Amt has suggested that AE apply for a permanent travel visa. TLC. [29 179.10]. 164. From Auswärtiges Amt (Otto Soehring) 21 April 1922 Forwards correspondence between foreign office and German general consulate in Bar- celona. Asks whether a lecture tour in Spain could be expected. Requests confirmation of press releases about AE’s invitation to Japan. TLS. [43 137]. 165. From Auswärtiges Amt (Alberti) 21 April 1922 Forwards a report of German Embassy to Auswärtiges Amt [43 143] in which a letter is mentioned that arrived at the embassy after AE had left Paris. TLS. [43 142]. 166. From Friedrich Glum 22 April 1922 In the absence of Adolf von Harnack, asks for details about the possible use of 300,000 M (Abs.161) before submitting the request to KWG senators and the two responsible ministries. TLS (GyBP, I. Abt., Rep. 34, Nr. 13). [77 721]. 167. From Vieweg 22 April 1922 An additional 500 M is being transferred for the Polish edition of Einstein 1917a. The 2/3 share, 333.333 M, will be sent as a check. TLS. [42 133]. 168. To Hermann Anschütz-Kaempfe 23 April 1922 Thanks for sending the nicely repaired pipe. AKS (D. Kubierschky). [84 300]. 169. From Jüdisches Correspondenz-Büro 24 April 1922 Requests monthly fee for its newsletter. TLS. [44 077]. 170. IE to Jüdisches Correspondenz-Büro 25 April 1922 Declines the offer to subscribe to its newsletter. AE has no time to read its daily news. TLC. [44 078]. 171. From Amsler & Ruthardt 25 April 1922 Asks whether and under what conditions AE would autograph portraits made of him by Julius Turner and published by Amsler & Ruthardt. TLS. [43 044].