Lot
764 
Exposition Sta. Omaha, Nebr. Sep 20 '98, duplex ties 2¢ Trans-Mississippi (285) on New York State Commission corner card cover to New York City, Sep. 22nd arrival backstamp, Very Fine. Bomar No. O98-01 Estimate $200 - 300.
This is the marking that was traced to create the fake examples of this marking (without killer) circulating around.
Realized: $425