C A L E N D A R O F A B S T R A C T S 1 9 2 6 9 4 1 642. To Karl Kerkhof Berlin, 13 November 1926 In reply to the invitation by the Reichszentrale für naturwissenschaftliche Berichterstat- tung, explains that Rupp has not written any book, but two papers. AE is unwilling to report on the first paper, Rupp 1926a. The second, Rupp 1926b, is in print and contains the experimental confirmation of a theoretical prediction by AE. His own paper will ap- pear soon see Einstein 1926v (Doc. 278). TDftL. [20 410]. 643. To Leonhard Koeppe Berlin, 13 November 1926 Has read with interest Abs. 627 and is willing to referee Koppe’s scientific work, but is unable to assist with finding employment. TLC. [44 156]. 644. To Georges Oprescu Berlin, 13 November 1926 Approves Abs. 632. TLS. [82 797]. 645. To Albert Thomas Berlin, 13 November 1926 In reply to Abs. 269, praises Leon Steinig’s work on colonies and the British Mandate regions, and emphasizes that Steinig can only continue his activities if he finds paid em- ployment. TLC. [45 053]. 646. From Notgemeinschaft der Deutschen Wissenschaft Berlin, 15 November 1926 The organization is inclined to approve AE’s application (Abs. 605) for a stipend for J. Grommer. Requests Grommer’s CV and details of financial situation. TLS. [11 430]. 647. From Georges Oprescu Geneva, 15 November 1926 Thanks for Abs. 644. TLS. [82 796]. 648. From Karl Scheel Berlin-Dahlem, 15 November 1926 Referring back to January 1925 and AE’s recommendation to publish a paper by Georgi Manev (see Vol. 14, Doc. 430 and Abs. 573) in the Zeitschrift fÿr Physik, sends a new paper by Manev and additional submission for AE’s opinion. ALS. [17 050]. 649. From Leo Szilard Berlin, 15 November 1926 Encloses Doc. 417, the original of which has been sent to Bamag. Peiser hopes that AE can address the subject in the next few days. Will refrain from bothering him with minor matters. AE must be fed up with the ice machines. TLS. [35 564]. 650. From Heinrich Zangger [Berlin, after 15 November 1926] Zangger is willing to examine Rudolf Kayser, AE’s ill son-in-law, either in AE’s apart- ment or at his own address in Berlin. Requests information about Kayser’s general health. Encloses letters for Erika Juliusburger to two sanatoria they would involve sig- nificant expenses for AE. Zangger intends to attend the next Wednesday physics collo- quium. ALS. Schulmann 2012, pp. 435–436. [40 049]. 651. To Notgemeinschaft der Deutschen Wissenschaft [Berlin,] 16 November 1926 In reply to Abs. 646, encloses J. Grommer’s vita, which AE has checked. ALS. [71 325]. 652. From Harry Bergmann Berlin, 20 November 1926 Regrets AE’s refusal to intervene in the matter of Otto Bothe and Georg Maschke (Doc. 413) and asks him to reconsider (see also Abs. 638). At the bottom, AE has indi- cated that he has replied in the negative, since in his contesting of their contract Bothe accuses Maschke of dishonorable behavior. TLS. [44 408]. 653. From Martin Rosenblüth Berlin, 23 November 1926 On behalf of Zionistische Vereinigung für Deutschland, requests AE’s consent that a Ro- manian chapter of the Friends of the Hebrew University be established, and that David