Barnes, Demas, 6¢ black, "Drake's Plantation Bitters", plate essay on India paper (Scott RS21 var), vertical strip of 3, Very Fine.
Turner $45 (1974). (Image)

Estimate $150-200

Clarke, Wm. E., 3¢ blue, plate proof on India paper (Scott RS56P3), mounted on card, block of 4, Very Fine.
Scott $500. (Image)

Estimate $200-300

Lippman & Bro., 4¢ blue, large die proof on India paper (Scott RS163P1), mounted on card; light stains, mostly in the margins, and partially detached from the card, otherwise Very Fine.
Scott $725. (Image)

Estimate $150-200

Swain, Wm., 8¢ orange, imperf, watermarked USIR (Scott RS234d), upper right corner margin single with National Bank Note Co. imprint, unused without gum; somewhat oxidized and partly rebacked repairing faults, still an impressive looking example—one of only 35 recorded.
Scott $2,600 for used. (Image)

Estimate $1,000-1,500