Executive Dept., 1875 Special Printing, 1¢ violet rose, overprinted "Specimen", soft paper, block of four, without gum as issued, well centered with rich color; top left stamp with tiny thin spot and bottom stamps each with trivial toned spot, Very Fine appearance; with 2007 P.F. certificate. Scott No. O10xS-D  $1,100. $0 (Image)