Currently, the largest known number of the 14¢ sheet stamp on cover, parcel piece, or tag is: 4.

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Description: Registered first class letter to Heidelberg, Germany with 8 copies of the 12¢, 12 of the 4¢, four each of the 11¢ and 14¢ Prexies, and a 6¢ transport airmail.

Owner/Source: Richard Pederson

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