Currently, the largest known number of the 24¢ sheet stamp on cover, parcel piece, or tag is: 10.

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Description: Registered parcel front with ten 21¢ Prexies along with four 7¢ Prexies payingr a total of $2.68 in postage and registration fees. The parcel was mailed from the US Post Office Department Philatelic Agency in Washington, DC to Altoona, Pennsylvania.

Owner/Source: Richard Pederson.

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