perfect strike of circular handstamp with negative horse and ride (WHN-100) on December 16, 1854 cover from South Bainbridge, New York to French Corral, California, manuscript "10" rate and faint manuscript "1$" express charge, trivial corner wear, extremely fine and attractive, one of just two recorded examples of this handstamp (both from the Pollard correspondence), an extraordinary Western express rarity, illustrated in Nathan (page 237)