1929, "Luciads" issue, nine trial color imperforated proofs, including 2c and 3c unissued denominations, no gum as printed, VF

150.00

1940, Numerals, 20c-2e, five imperforated plate proofs in blocks of four, printed on yellow thin paper, very close to issued colors, no gum as issued, VF

300.00

1940, Numerals, imperforated plate proofs of 1e in brown (issued color), three blocks of four, two of which were printed on white paper of different thickness and the last one on yellow thin paper, no gum as produced, VF

150.00

1940, Numerals, two blocks of four imperforated plate proofs of 2e, the first one is in black on thin white paper, the other one - in violet on thick white paper, no gum as produced, VF

100.00