SG434 Wi 1929 ½d. Green. Postal Union Congress. WATERMARK INVERTED.

SG434 Wi 1929 ½d. Green. Postal Union Congress. WATERMARK INVERTED.
Stock Number: 305852
Availability: In Stock
Catalogue Number: 221
SG Number: SG434
Price: £210.00
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SG434 Wi 1929 ½d. Green. Postal Union Congress. WATERMARK INVERTED.

Superb u/m o.g. top right corner block of six - scarce from the sheet printing.