Type of Fr. 639-663 (W-2109-2136). 1902 $20 National Bank Note. PCGS Currency New 62. Back Progressive Essay Proof.Hessler-773. The Hessler Plate Note. India paper on card. Penciled annotation of "Figure by G.F.C. Smillie - Capitol + ornament by M W Baldwin." Cut outs at bottom left and upper right. Unique in this configuration and listed by Hessler with a total of four progressive proofs of the back known. An outstanding progressive proof of this $20 denomination. Certainly this piece and the others for the 1902 series featured here make up the most significant gathering of proofs for the series offered.From the Harry E. Jones Collection, private purchase.