.
, Apr. 7, 1921;
, Apr. 26 and 27, 1921; Frank 1947, 184. An account of the Academy dinner by Caltech astronomer Harlow Shapley is at the Einstein papers in Pasadena.
45
. Charles MacArthur, “Einstein Baffled in Chicago: Seeks Pants in Only Three Dimensions, Faces Relativity of Trousers,”
,May 3, 1921.
46
.
, May 3, 1921.
47
. Memorandum of Agreement, Einstein and Princeton University Press, May 9, 1921. The deal was an exclusive one; no other venue in the United States was permitted to publish any of his lectures. The four lectures appeared as
. It is now in its fifth edition.
48
.
, May 14, 1921.
49
. Einstein to Oswald Veblen, Apr. 30, 1930, AEA 23-152. Pais 1982, 114, gives
a history of this phrase, which is recounted in a memo prepared for the Einstein archives by Einstein’s secretary Helen Dukas. The fireplace is in room 202, the faculty lounge of what is now called Jones Hall at Princeton and was earlier known as Fine Hall, until that name moved to a newer math building.
50
. Seelig 1956a, 183; Frank 1947, 285; Clark, 743.
51
.
, July 31, 1921.
52
. Einstein to Felix Frankfurter, May 28, 1921, AEA 36-210.
53
. See Ben Halpern,
(New York: Oxford University Press, 1987).
54
.
, May 19, 1921.
55
.
, May 18, 1921; Frank 1947, 185; Brian 1996, 129; Illy, 25–32.
56
.
