1024 CALENDAR 1918
June
3 2-page
ALS
from E. Wollermann in Berlin. In
response
to
the KWI’s
announcement,
the
engineer
describes
his
unified
theory
of
matter,
which
incorporates
ether and transversal
waves.
Provenance:
GyBP,
I. Abt.,
Rep.
34,
Nr.
11, Mappe
Wollermann.
[77 678].
June 6
Appointed
to
committee
of
the
physical-mathematical
class
of
the PAW
to
choose
a
director
of
the Geodetic Institute in
Potsdam. Provenance: Minutes
of
the
physical-mathemati-
cal class
of
this
date, GyBAW, II-V,
Vol.
134, pp.
27-29.
[83
760].
June
12
Signs
divorce
agreement.
June
14
Commemorates the death
of
Richard Assmann and Max
Iklé. Lectures
on an edge phenomenon
observed in
X-ray
pictures
indicating
total
reflection,
and
on
the conservation
of
energy
in the
general theory
of
relativity.
Provenance:
Deutsche
Physikalische Gesellschaft. Verhandlungen
20
(30 August 1918), nos.
13/16,
p.
99.
June
18
1-page
ALS from
Hansjoachim
H. Norda in Berlin. Asks
for
a
response
to
his letter
of
June
2,
1918. Provenance:
GyBP,
I. Abt.,
Rep.
34,
Nr.
9,
Mappe
H. J. Norda.
[77 562].
June 20 Presents lecture ("referierender
Vortrag") on
"Ueber
eine
von
Levi-Civita und
Weyl gefundene Vereinfachung
der
Riemann’schen Theorie der
Krümmung
und über die hieran
sich
knüpfende
Weyl’sche
Theorie der Gravitation und
Elektricität"
to
the
physical-mathematical
class of the
PAW.
June
21
Review
of
Hermann
Weyl’s
Raum-Zeit-Materie
(Vol. 7,
Doc.
10)
is
published.
June 29 Leaves
for
Ahrenshoop
with
Elsa, Ilse,
and
Margot
Einstein.
July Margarete
Hamburger
dedicates
a copy
of
Hamburger
1915:
"Herrn
Professor
Dr. A. Einstein in
Verehrung u.
Dankbarkeit,
die
Verfasserin,
im Juli 1918." Provenance:
IsJHU.
[84 188].
July
16
Writes
an expert opinion
for
Anschütz & Co.
(Vol. 7,
Doc.
11).
2-page
ALS from Peter
Debye
in
Göttingen,
consenting
to
the
proposed
contract which
lays
down the terms
under
which the KWI will
purchase
and loan
out
the
X-ray appa-
ratus
for his
investigations.
Since other institutions
are
involved,
he cannot ascribe his research
solely
to
the KWI