1857/8 1D PERFORATION 16(SG36) ON COVER/'IDE' UDC(DEVON). Envelope Exeter to Aberystwith with a good die 2 1d rose-red on white paper with the scarcer perforation 16 (SG36), centred low, tied fine EXETER/285 sideways duplex MY 14 1858. On reverse fine "IDE" udc in blue. (Ref 76516).