DOC.
54 REMARKS ON
DOC.
51 535
Published in Annalen
der
Physik
28
(1909):
445-447.
Dated Bern and
Würzburg,
November
1908,
received 6 December 1908.
"Supple-
ment"
received
19
January
1909. Both
pub-
lished 4
February
1909.
[1]
Laue discussed these
boundary
conditions
in
Laue
1911b,
pp.
127-129.
[2]
Einstein and Laub
1908a
(Doc.
51).
[3]
See Hertz,
H.
1890b,
as reprinted
in
Hertz,
H.
1892,
pp.
271-275.
[4]
The
"A"
should be
"V."