5 October 1947 Dear Nathan, The enclosed letter came from the buyer of the building. One naturally cannot accept this and I just wonder at how the man could take me to be so naïve. A copy of my reply is enclosed. Most cordial greetings, A. Einstein. Albert Einstein. Encl. [TLS. On embossed letterhead: “A. Einstein, 112, Mercer Street, Princeton, New Jersey, U.S.A.”]