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  • USA Scott # UC 21 1952 6c (Solid) on 5c (UC14) DC-4 Skymaster, Die 1 Border b(2) - Mint Cut Square (See Warranty)

    • USA Scott # UC 21 1952 6c (Solid) on 5c (UC14) DC-4 Skymaster, Die 1 Border b(2) - Mint Cut Square (See Warranty)

    $20.00
    Availability:
    Y
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    Product Description

    MINT, F-VF or Better & Never Hinged.

    Other Details

    The U21 envelope was issued in the small size only, with Border b(2). No Cut Squares, Full Corners, or Envelopes exist with border d(4). Many UC21s exist with the "6" shifted slightly into the design.

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