1880 Liberty Double Eagle. AU-55 (PCGS).;Ample satin luster and overall sharpness of strike remain to both sides of this handsome honey-rose example. From a modest mintage of 51,420 circulation strikes, which figure makes the 1880 one of the more eagerly sought Philadelphia Mint double eagles of its era.;From the Collection of Frederick F. Mackentepe (1892-1969) and Roberta Mckenzie Mackentepe (1901-1979) of Chicago, IL.