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US #206P4; 1¢ FRANKLIN PLATE PROOF BLOCK OF 4 ON CARD, SUPERB-NGAI
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Scott # O57P4 thru O71P4 - Dept. of State Plate Proofs on Card - NGAI (P-7163)
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US #113P3; 2¢ PICTORIAL PLATE PROOF PAIR ON INDIA w/ WIDE MARGINS- NGAI, CV $80+
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US #207P4; 3¢ WASHINGTON PLATE PROOF BLOCK OF 4 ON CARD, SUPERB-NGAI
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drbobstamps US Scott #145P3 Mint Proof Block of 4 Cat $90
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US # O15-24, Department of Interior, Proofs on India Paper
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239P4 30c Columbian Plate Proof On Card NGAI VF
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drbobstamps US Scott #209P3 Mint No Gum As Issued Proof Block of 4 Cat $170
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drbobstamps US Scott #228P4 Hinged Proof Cat $45
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drbobstamps US Scott #241P4 Mint Lightly Hinged Proof Cat $200
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US Scott 227P4 MNH XF Card Proof SCV $40
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US #150P3; 10¢ brown BANK NOTE ISSUE PLATE PROOF BLOCK OF 4 ON INDIA, NGAI
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US stamps- proof- Scott # 209P3 w/thin (D268)
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USA Scott# R5P4 Plate Proof on Card SCV $33 (55960)
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US #209P4; 10¢ JEFFERSON PLATE PROOF BLOCK OF 4 ON CARD, SUPERB-NGAI
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US SCOTT # 162P4 PROOF ON CARD 1873 MINT NGAI VLH H1813 H
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USAstamps Unused VF US Serie of 1857 Washington Proof Scott 37P5 NGAI +Cert
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U.S., 1873, Scott #O83TC4c-O93TC4c, Set of 11 Atlanta Brown Trial Color Proofs
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