1891 Liberty Head Quarter Eagle. Proof-62 Cameo (PCGS).，Fully defined with a soft satin texture, the devices contrast nicely with mirrored fields. Warm medium gold patina blankets surfaces that would probably have secured a Choice grade were it not for a concentration of wispy hairlines in the left obverse field. The rare Proof 1891 quarter eagle has an extant population of no more than 40 coins from a mintage of 80 pieces.，PCGS# 87917. NGC ID: 288E.，PCGS Population: 1; with a single Proof-64 Cameo finer in this category.，From the Alexander Collection.
