C A L E N D A R 1 9 2 0 6 1 1
Plan of works to be published is appended. Provenance:
IsJHU. [41 1102].
April 10 1-page TLS from Martin Knudsen, secretary of the Royal
Danish Academy of Sciences and Letters. Informs Einstein
on his election as foreign member of the Academy.
after April 10 1-page Dft to Theodor Däubler in Ilse Einstein’s hand on
verso of Däubler’s letter (see previous entry). Has only sci-
entific papers which are not suitable for the planned publi-
cation. Provenance: IsJHU. [41 1103].
April 12 1-page TLS to Ester Heller, Königinhof an der Elbe
(present-day Dvu~ r Králové nad Labem, Czech Republic).
Happy to learn they had safely come through the war. Can-
not intercede on their behalf with police headquarters in
person, but suggests they submit a written application for an
entry permit and mention that Einstein is prepared to sup-
port it. Provenance: Mrs. Helena Raskova née Heller, Pra-
gue. [70 948].
1-page TLC to Gösta Mittag-Leffler in Stockholm.
Received his letter (Doc. 218) a few days earlier. Even
though the deadline was spring, is prepared to contribute to
the volume in honor of Henri Poincaré if he is given suffi-
cient time. Provenance: IsJHU. [17 380].
1-page TLC to Hans Vaihinger, Halle. Ready to participate
in the Halle discussion (proposed in Doc. 367), if he is in
Berlin at the time. Asks for planned date of the general
meeting of the Kant Society. Provenance: IsJHU. [23 124].
April 13 2-page TLS from Berufsamt für Akademiker E. V. Repeats
its request for a public lecture since Max Born had already
delivered four lectures. Provenance: IsJHU. [43 259].
April 14 1-page TLS from Vieweg publishing house. The print run of
the 8th edition of Einstein 1917a (Vol. 6, Doc. 42) is coming
to an end. 3,000 M royalty for the 6,000 copies and
229.90 M for eighty free copies not requested have been
remitted. Provenance: IsJHU. [42 034].
1-page ALS from Georg Swarzenski, Frankfurter Gesell-
schaft für Handel, Industrie und Wissenschaft. Referring to
information from Paul Oppenheim that Einstein is willing to
to the Gesellschaft by interrupting his