The EFO Collector
Auction
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Honor Roll
Buyers & Sellers of EFO Material
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22. Full plate number or other self-contained marginal marking within a misperforated stamp or souvenir sheet: These are not generally considered to be errors but freaks, unless they meet the 100-percent test. Prices range from $20 for used examples to well over $100 for some mint ones.
Type 22: A vertical shift of the horizontal perforations has left 100% of the plate number within a stamp (Scott 1838a). Scott also calls this a missing color, since the maroon "USA", 15¢ value and image label are all missing from the stamp.
Type 22: Misperforation has left the electric eye bars within stamps of this 3¢ 1967 Parkman block (Scott 1281).
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