Centerville, Cal. (Nevada), "Beatty House, Centerville, Grass Valley, Nevada County, California" printed corner card used as a postmark with manuscript date alongside on cover to New York with manuscript "10" rate; small mended tear affecting marking and corner nick at bottom left, Very Fine, described in the Knapp sale as…extremely fine and one of the greatest of rarity as Centerville was a Post Office for 13 months only, ex Knapp, Pierce. Estimate $500 - 750. $0 (Image)