2b, 1871 5c Light bistre brown, Tete-beche pair, o.g., small h.r., fresh and F-VF (Scott $350) (Image)

CV. 100

4b, 1871 20c Blue error of color, well centered with rich color, o.g., very lightly hinged, choice Very Fine (Scott $350) (Image)

CV. 100

60P-73P, 1897 1c-500c Central America Exposition, Plate proofs, in issued colors on india mounted on card mounted on larger card and then a larger card, acetate overlay, F-VF (Image)

CV. 75

1881/1932 Issues Die Proofs Assortment, 17 mostly full die proofs on india die sunk on card with mounted on larger card with acetate overlay or card proof mounted on larger card, note 1881 1c-20c frame proofs in issued colors, 21-25 card proofs, 1886/95 1c/20c die proofs (some with acetate overlay), 161 die proof with acetate overlay, 258 die proof with acetate overlay, all the die proofs with die number and ABNCo imprint, few tiny tone spots, generally fresh and Very Fine (Image)

CV. 150