DOC. 24 INERTIA AND ENERGY CONTENT 315
Published
in Annalen
der
Physik
18
(1905):
639-641. Dated
Bern, September
1905,
re-
ceived 27
September
1905,
published 21
No-
vember 1905.
[1]
Einstein 1905r
(Doc. 23).
[2]
Einstein
used
the Newtonian limit
of
the
body's
kinetic
energy
in order to evaluate the
change
in its rest
mass.
[3]
See
Einstein
1907j (Doc.
47),
p.
442, for
further discussion
of
the
possible use
of
radio-
active materials to test the
dependence
of
inertial
mass on energy
content.
[4]
See
Einstein
1909c
(Doc. 60),
p.
490, for
further
discussion
of
the
significance
of
the
transfer of
inertial
mass
by
radiation.