KGVI 2 1/2d Pale Scarlet on underpaid cover with Austria Post Dues

Sale!

Original price was: £9.00.Current price is: £8.28.

SKU: M292506

Posted in Belfast paying the 2 1/2d Commonwealth surface rate. As Austria was not part of the Commonwealth the 4d overseas rate should have been paid. Red X and 180 marked for unpaid with 90 Groschen Post Dues (left stamp damaged). Hex T underpayment marking