1991 San Francisco(S) USO Silver Dollar Proof 69 Ultra Cameo NGC Brown Label, commemorates the 50th anniversary of the United States Organizations, founded at the beginning of war in 1941 The 1991-S USO Silver Dollar is a commemorative coin issued by the United States Mint to honor the 50th anniversary of the United Service Organizations (USO), a nonprofit organization that provides support and entertainment to U.S. service members and their families. 1991 S USO Dollar PF69 NGC "PF69" denotes the grade assigned to the coin by the Numismatic Guaranty Corporation (NGC). PF69 indicates nearly perfect condition with only minor imperfections visible under magnification. "UC" stands for "Ultra Cameo," indicating that the coin exhibits strong frosted devices and deeply mirrored fields, creating a stark contrast between the raised and recessed areas of the design. "Brown Label" refers to the label color used by NGC for encapsulating and labeling the graded coin.
