NORFOLK/HILGAY UDC/PL.36 (AI)(SG29)/MISSING IMPRIMATUR LETTERING. Envelope used locally in Downham with used die 2 1d pl.36 red-brown on blued paper (SG29) lettered AI, several short perfs at top tied "260" numeral of Downham. On reverse fine HILGAY udc in green and DOWNHAM date stamp NO 6 1856. (Ref 107534).