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 5 682. From Gerhart Seger Mannheim, 17 December 1926 On behalf of the Schopenhauer Society, inquires whether the IIIC might provide the or- ganization with a subsidy to at least publish its annual report. TLS. [43 533]. 683. To the Academy of Sciences of the USSR Berlin. 18 December 1926 Thanks for the honor of being elected (see Abs. 668). ALS. [84 164]. 684. From Fritz Kahn Charlottenburg, 18 December 1926 Thanks for AE’s participation at the founding of the Jewish Old Age Assistance associ- ation, and requests a handwritten aphorism for a forthcoming fund-raising publication. TLS. [43 042]. 685. From Armin Weiner Brünn, 19 December 1926 Following up on their earlier acquaintance and on correspondence with K. Blumenfeld, hopes that AE is willing to sign manuscript of Einstein 1921e, which he acquired more than a year ago from the T. A. Heck antiquarian in Vienna. Will try to find out who the seller had been. ALS. [45 231]. 686. From Heinrich Zangger [Berlin, before 21 December 1926] Requests AE’s written reference letter on Michele Besso that he could present to presi- dent of Swiss Federal Council. Before leaving, asks when he can examine R. Kayser. ALS. [40 055]. 687. From Georges Oprescu Geneva, 21 December 1926 The directors’ committee of the IIIC will meet in Paris on 30–31 January 1927. TLS. [82 833]. 688. From Raschko Zaycoff Sofia, 21 December 1926 Is still in debt and is preparing for his exams. Sends a paper, “Das nicht-holonome Elek- tron,” for possible publication. ALS. [24 179]. 689. From Franz Kaibel Weimar, 22 December 1926 Since, according to W. Nernst, radiation originates in space, wouldn’t this be a confir- mation of the existence of the ether, as a continuation of O. Lodge’s considerations on layers of ether. ALS. [44 86]. 690. From Max von Laue Zehlendorf, 22 December 1926 Requests a vote on the attached, and also the return of AE’s vote on G. Mie’s application. TLS. [40 167]. 691. From Felix M. Warburg New York, 22 December 1926 Will be embarking on a trip around the world and hopes to visit AE in Berlin in May 1927 to discuss his purchases that have completed a quartet of Stradivarius instruments. Regrets that AE has turned down the chairmanship of the Hebrew University’s Academ- ic Council and hopes to be able to convince him to reconsider in light of recent changes agreed upon. TLS. [36 917]. 692. From Anathon Aall Berlin, 23 December 1926 In reply to AE’s (nonextant) letter, the group did not intend to interfere with matters out- side its area of expertise. It only wishes to obtain support and funding for collaborative research on the theory of qualitative racial differences, which is based on prejudice, and seeks the support of the IIIC. TLS. [45 630].