8 6 4 C A L E N D A R O F A B S T R A C T S S E P T E M B E R 1 9 2 8 658. Elsa Einstein to Emanuel Libman [Scharbeutz, 9 September 1928] Praises L. Lichtwitz. AE’s blood pressure is almost normal, pulse normal. Succeeded in losing weight. Takes pills and does breathing exercises. Lichtwitz gave her the same medication that Libman gave to AE: calcium diuretin. She must reduce body water con- tent and avoid being cold. AKS. [65 561]. 659. Elsa Einstein to Emanuel Libman Scharbeutz, 10 September [1928] AE feels better and walks three quarters of an hour daily. Takes pills (calcium diuretin) and does breathing exercises. Libman’s call from Paris was a sensation at the local post office. ALS. [65 560]. 660. From Hugo A. Krüss Berlin, 11 September 1928 Intended to report on the Geneva sessions in person. Sends reports on sessions of the ICIC’s board of directors and its administrative council. Will substitute for AE at the 28 September session of the board of directors if needed. Kristine Bonnevie asked him to substitute for her in the consultative commission of intellectual workers. Will accept only if AE consents. TLS. [34 849]. 661. To Paul Winteler [Scharbeutz, 13 September 1928] Requests to arrange for bids by three companies for the installation of electricity in their house in Italy. Urges to pay attention to every detail. Elsa Einstein adds that Maja Winteler-Einstein is being visited in Scharbeutz by her very sympathetic friends. AKS. [97 166]. 662. From Lending Department of Prussian State Library  [Berlin,] 20 September 1928 Jakob Grommer did not return borrowed books. Asks for his present address and urging him to meet his obligations. TLC. [78 242]. 663. Helen Dukas to Eigenbrödler-Verlag [???, after 20 September 1928] In reply to its letter of 20 September 1928 (nonextant) informs that AE has not yet de- cided whether he can make the requested contribution. TLC. [46 081]. 664. Elsa Einstein to Hermann Struck Scharbeutz, 27 September [1928] For the past few months, they have been living alone in a house surrounded by beech trees, close to a bay. AE is getting stronger but will never regain his earlier resilience and vigor. He will spend some time in a villa in Dahlem before returning to Berlin to get re- accustomed to city life. Happy to hear of Struck’s success in the United States. ALS. [77 007]. 665. From the Jewish National and University Library  Jerusalem, 27 September 1928 Expresses thanks for the two boxes of books. They again contained very important ma- terial and are appreciated by the widening circle of scientifically interested readers. TLC. [67 735]. 666. From Reinhold Köbke Berlin, 30 September 1928 Requests help from the KWIP for the development of his invention, a no-cost gasifica- tion of water to be used for power generation. Has applied for three patents. A similar invention of a German-American is based on splitting the atom (“Atom- Zertrümmung”) meanwhile, his invention uses lifting force and explosion, and needs press electrolyzer, lifting motor, and oxyhydrogen gas motor. ALS. [25 130].