Bill Stamps. 1864-65, 2nd issue, imperforated plate proofs of 1c-$3 in colors close to issued stamps printed on India paper mounted on cards, complete set of 16 (proof of 20c has never been issued in blue), no gum as produced, fresh and VF, BNA SSC #CBR18c/36d C.v. US$800, Est. $250-$300 (Image)