France, 1876, Sage Type I, 20c red brown on straw, imperf, lovely mint block of four, uniformly large margins, strong color on fresh paper, o.g., bottom pair very lightly hinged, Extremely Fine and choice, ex-"Derby", Gross. Maury Nos. 67 nd. Scott Nos. 70a  Estimate $3,000 - 4,000. $0 (Image)