DOC. 42 SPECIAL AND GENERAL RELATIVITY 247
Doc.
42
On the
Special
and General
Theory
of
Relativity
(A
Popular
Account)
This translation
by
Robert
W.
Lawson
is
reprinted
from
Relativity:
The
Special
and
the
General
Theory (Crown,
1961;
©
The Estate of
Albert
Einstein).
German-
language
material
appearing
in the editorial
notes
has also been translated
by
us
and
can
be found
at
the end of the document.
Relativity
The
Special
and
the
General
Theory
by
Albert
Einstein
AUTHORIZED
TRANSLATION
BY
ROBERT
W. LAWSON