PL.50 (PH) INVERTED WATERMARK (SG8Wi) MATCHED WITH SAME PLATE, SAME LETTERING WITH UPRIGHT WATERMARK. Two good to fine used 1d reds (SG8) both 1844 1d pl.50 lettered PH, one with INVERTED WATERMARK the other normal watermark. The inverted with four close but clear margins and cancellation clear of Queen's head. The upright watermarked example cancelled "75" of Birmingham. A rare "matched pair". (Ref 84289).