1892, Hippopotamus, perforated essay of $1 in yellow brown and black, miniature sheet of ten stamps, each one overprinted "Waterloo & Sons Ltd. Specimen", security punch at the bottom left corner, no gum as produced, VF and scarce

400.00

1892, Liberian Star, perforated proof of $2 in green, miniature sheet of ten stamps, each one overprinted "Waterloo & Sons Ltd. Specimen", security punch at the bottom left corner, minor perf separation at bottom margin only, no gum as produced, VF

250.00

1892, President Johnson, perforated essay of $5 in gray blue and black, miniature sheet of ten stamps, each one overprinted "Waterlow & Sons Ltd. Specimen", security punch at the bottom left corner, no gum as produced, VF

250.00

1903, Liberty, set of four perforated die proof panes of 3c, colors: blue, gray blue, green and orange brown, no gum as produced, VF and rare

500.00

1906, Great Blue Touraco, imperforated plate proof of 10c in dark brown and red lilac, printed on thin card, vertical pair, no gum as issued, top stamp is VLH, bottom one - NH, VF

75.00

1906, Animals, three imperforated values in horizontal strip of three (1c) or pairs, first one has left stamp without overprint and inverted on two other values, no gum as produced, VF

100.00