20.
Statement
on
the
Light
Quantum
Hypothesis
[Einstein
1911j]
The
statement
was
made
at
the conclusion of further discussion of Doc.
17,
which
took
place
at
a
meeting
of
the
Naturforschende Gesellschaft
subsequent
to
the
presen-
tation of
Doc.
17.
There
are no
minutes for the discussion held
prior
to
this statement
on
21 February.
Published
12 April
1912
In:
Naturforschende
Gesellschaft
in
Zürich.
Sitzungsberichte
(1911):
XVI.
Published
in
No.
4
of
Vierteljahrsschrift
der
Naturforschenden
Gesellschaft
in
Zürich
56
(1911).
Minutes of
the
meeting
of
21 February 1911