Authors: Walter Isaacson
29
. Einstein to Mileva Mari
, Mar. 27, Apr. 4, 1901.
30
. Einstein to Marcel Grossmann, Apr. 14, 1901; Einstein to Mileva Mari
, Apr. 15, 1901.
31
. Einstein to Mileva Mari
, Apr. 30, 1901. The official translation is “blue nightshirt,” but the word that Einstein actually used,
Schlafrock
, translates more accurately as “dressing gown.”
32
. Mileva Mari
to Einstein, May 2, 1901.
33
. Mileva Mari
to Helene Savi
, second half of May, 1901.
34
. Einstein to Mileva Mari
, second half of May, 1901.
35
. Einstein to Mileva Mari
, tentatively dated in CPAE as May 28?, 1901. The actual date is probably a week or so later.
36
. Overbye, 77–78.
37
. Einstein to Mileva Mari
, July 7, 1901.
38
. Mileva Mari
to Einstein, after July 7, 1901 (published in CPAE vol. 8 as 1: 116, because it was discovered after vol. 1 had been printed).
39
. Mileva Mari
to Einstein, ca. July 31, 1901; Highfield and Carter, 80.
40
. Einstein to Jost Winteler, July 8, 1901; Einstein to Marcel Grossmann, Apr. 14, 1901. The comparison to the compass needle comes from Overbye, 65.
41
. Renn 2005a, 109. Jürgen Renn is the director of the Max Planck Institute for the History of Science in Berlin and an editor of the
Collected Papers of Albert Einstein
. I am grateful to him for help with this topic.
42
. Einstein to Mileva Mari
, Apr. 15, 1901; Einstein to Marcel Grossmann, Apr. 15, 1901.
43
. Renn 2005a, 124.
44
. Einstein to Mileva Mari
, Apr. 4, ca. June 4, 1901. The letters to and from
Drude no longer exist, so it is not known precisely what Einstein’s objections were.