The typescript is archived in the records of The New Yorker in the New York Public Library (b. 1606 f. 21). See https://archives.nypl.org/mss/2236#c103582.
See Claudia Christophersen, “... es ist mit dem Leben etwas gemeint”. Hannah Arendt über Rahel Varnhagen, Königstein/Taunus 2002, 310. We could find the review neither in November/December 1960 nor in December 1959.