1871 Liberty Seated Quarter. Proof-64 Cameo (PCGS).;Fully impressed with razor sharp detail and a billowy satin texture, the devices on this quarter contrast sharply with deep reflectivity in the fields. Untoned apart from delicate silvery highlights that are mostly confined to the obverse.;From our (Stacks) session of Auction 81, July 1981, part of lot 1673.