Proofs & Essays

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219-29P4, XF Set of Card Proofs Includes 219D - Very Fresh Colors * Stuart Katz
$550.00
2513P, MNH XF Imperforate Pair 25¢ Eisenhower Proof Cat $875.00 - Stuart Katz
$658.00
R105Tch, DARK BLUE TRIAL COLOR PROOF STRIP/6 Cat $420.
$150.14
219P5, Mint OG H/NH Block of Six On Stamped Paper SCV $240 - Stuart Katz
$150.00
2737bP, Mint NH 29¢ Imperforate Pane Proof CV $2000.00 * Stuart Katz
$1,175.00
2500aP, MNH 25¢ Pair of Two Imperforate Proofs CV $3000.00 * Stuart Katz
$1,645.00
2718Ap Mint NH Proof 29¢ Booklet Pane - Very Scarce! * Stuart Katz
$375.06
219-29P4, XF Set of Card Proofs Includes 219D - Very Fresh Colors -- Stuart Katz
$550.00
219-29P4, XF Set of Card Proofs Includes 219D - Very Fresh Colors - Stuart Katz
$595.00
RB5TC4, Trial Color Proof on Card Pair Cat $140.00 - Stuart Katz
$89.95
R104TC5, Superb 2¢ Proof on India Paper - Stuart Katz
$39.95
2718aPb, MNH XF Imperforate Pane of Four Stamps Proof Cat $1000.00 - Stuart Katz
$352.50
2646aPi, MNH XF Imperforate Pane of Five Bird Stamps Proof - Stuart Katz
$423.00
2788aP, MNH XF Imperforate Block of Four Proof Cat $400.00 - Stuart Katz
$305.50
2778aPg, MNH XF Imperforate Pane of Four Stamps Proof Cat $1500.00 - Stuart Katz
$1,034.00
2737aPd, Mint NH 29¢ Uncut Vert Pair of Proofs CV $4000.00 * Stuart Katz
$2,350.00
2418P, Mint NH 25¢ Imperforate Gutter Block Proof CV $4000.00 * Stuart Katz
$2,350.00
#RO182P1 1¢ Black Wilmington Proof US Private Die Proprietary Match Revenue M&M
$250.00

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