The only document that came with it was a curious letter from a long-gone Manhattan stamp dealer that Mr. English described as the stamp world’s equivalent of a pawnshop. One surfaced in 1958 in the hands of a Chicago-area stamp dealer. “He did not know the collection he inherited included a stamp that was of some value,” Mr. English said. The stamp dealer, S.H. Mr. English said the man had maintained that he did not know how his grandfather had acquired the stamp.

Source: New York Times May 22, 2016 13:03 UTC