I N D E X 3 5 9
tion, reply to, 306
Working currently only on small prob-
lems, 24
Zero-point energy: existence for rotation-
al motion, 222; of rotating molecules,
280
Einstein, Edith (1888–1960): 122, 123, 124, 176,
121; AE on dissertation of, 180–181; Epstein
on dissertation of, 176–177; sails with AE,
129; visits AE, 74
Einstein, Eduard (1910–1965): 18, 35, 57, 63,
78, 82, 85, 88, 91, 100, 102, 108, 115, 117,
123, 140, 141, 142, 293, 316; AE about, 18,
43, 46–47, 51–52, 57, 62–63, 66, 74, 82– 83,
87–88, 108, 213, 226, 293; attends second
grade, 95; attends third grade, 120; attends
fourth grade, 214, 160; complains about Mil-
eva’s leaving Zurich, 140; in Aegeri, 140,
147–148; in Arosa, 53, 56, 57, 60–64, 66, 82,
84, 87–88, 112, 115, 118; disappointed by
AE’s cancellation of visit to Zurich, 103;
dreams about AE, 16; feelings toward AE,
101, 160, 215; goes to see play by Schiller,
215; grows cacti, 215; health condition of, 46,
64, 66, 106, 112, 115; AE on hereditary caus-
es for health condition, 43; in Bethanienheim
hospital, 48; in Rheinfelden, 123, 130; inter-
ested in geography, 101; mathematical abili-
ties of, 16; on his birthday, 215; photo with
brother Hans Albert, 64; plans to accompany
Mileva to Rheinfelden, 120; plans of moving
with Mileva to her grandparents, 74; plans of
moving to Berlin, 87–88; plays piano, 137,
140; plays with lead soldiers, 115; reads
Goethe, 215; reads history of Switzerland,
115; requests travel book from AE, 103, 108;
sings on mother’s return, 34; Stahel-Bau-
mann, Lydia, as prospective host for, 63, 66,
68–69, 77; visits AE at Zanggers, 121. See
also EINSTEIN, ALBERT: PERSONAL: SONS
Einstein, Elsa (1876–1936): 22, 23, 30, 31, 42,
44, 45, 58–61, 65–67, 69–75, 77, 79–81, 87–
90, 105, 117, 120–131, 135–136, 138–139,
152, 156–159, 163–166, 168, 171, 173, 226,
253, 264, 272, 275, 277, 278–281, 286, 293–
297, 301, 324; advises AE not to participate
in Halle meeting, 171; AE decides to marry,
22; affected by anti-relativity events, 275; as
AE’s Cinderella, 73; being a motive for AE’s
moving to Berlin, 12; praised by AE, 12, 40,
48; AE loves, 66; AE plans rendezvous with,
72–73, 75, 78, 80, in Ensingen, 59, 61, 63,
65–68, in Mergentheim, 61, in Sigmaringen,
69, in Thüringen, 70, 72, 75, 79–80, in We-
imar, 72; AE plans trip with, 73, 77; AE va-
cations in Sellin with, 17; Fritz Haber as good
friend of, 172; illegibility of handwriting of,
65; health condition of, 275, 281, 286; longs
for AE, 157; on volume of AE’s mail, 165; on
AE’s political outspokenness, 157; on delay
of AE’s Leyden appointment, 171; on export
of violins for Ehrenfest’s daughters, 157,
165, 172, 185; on invitation to US, 297, 327;
on Moszkowski 1921, 297, 300; on AE’s
move from Wittelsbacherstraße to Ha-ber-
landstraße, 70; on printing of AE’s Leyden
inaugural lecture, 172; on renewing lease on
AE’s apartment, 65, AE against, 64; organiz-
es string quartet for AE, 165; stays with Op-
penheims during GDNÄ meeting in Bad
Nauheim, 265; takes care of AE, 12, 40, 48
Einstein, Fanny (1852–1926): 73, 75, 77, 80,
121, 129, 327; hospitalized, 130; on vacation,
69
Einstein, Hans Albert (1904–1973): 18, 19, 21,
32, 34, 39, 40, 42, 44, 47, 48, 49, 51, 52, 53,
56, 57, 60, 62, 63, 71, 74, 79, 84, 85, 88, 91,
92, 98, 101, 102, 103, 106, 111, 114, 117,
118, 123, 125, 126, 127, 128, 130, 131, 142,
174, 204, 293, 325; accompanies Maria
Wohlwend-Battaglia on piano, 102; AE hap-
py with correspondence of, 32, 40, 56, AE on,
55, 61, 65, 67, 69, 124, 126, 226; AE pleased
by character of, 60, 62, 64, 123–124, 126–
127; plans vacation with, 21, at Baltic Sea,
125, in Berlin, 18, 19, in Maja Winteler-Ein-
stein’s home, 61; and Eduard, bring food for
AE, 281; anxious about AE’s health, 120; ar-
gues against moving to Germany, 316; asks
AE for money, 119; asks AE for vacation
plans, 148; asks stamps from AE, 160; at-
tends second year of gymnasium, 47; enters
third year of gymnasium, 95; boards with
Bessos, 148; boards with Zanggers, 48, 54,
60, 147; character of, 55, 295; constructs
model airplane, 96, 125, 132, 141, 148, 161;
constructs model cableways, 47; constructs
model electric railroad, 85, 95; constructs