½¢ Sheet Stamp - Most On Cover

Currently, the largest known number of the ½¢ sheet stamp on cover, parcel piece, or tag is: 30.

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Description: Airmail cover to Germany containing 30 copies on the front.

Owner/Source: Richard Pederson

Images:

Covers with 12 of the ½¢ paying either double the first class rate or the air mail rate are relatively common, but none have been reported with over 12 except the one with 30 above.