1912 UNDERPAID MAIL BIRKENHEAD TO PARR. Post card Birkenhead to Parr with KGV ½d Downey cancelled 'NEW.BRIGHTON.BIRKENHEAD' date stamp JY 23 12, postage underpaid due to cats tail affixed to other side, now no longer present, '1D/466/TO PAY LIABLE TO LETTER RATE' charge mark. (Ref 98780).