131296 1851 MAIL HOUNSLOW, MIDDLESEX TO LONDON WITH 1D PL.122 (SG8)(GL) AND 'HANWORTH' UDC (MX90).

1851 MAIL HOUNSLOW, MIDDLESEX TO LONDON WITH 1D PL.122 (SG8)(GL) AND 'HANWORTH' UDC (MX90). Envelope from Hanworth to 'Jn. Younge Esqre., 156 Strand, London' with fine used 1d pl.122 (SG8) lettered GL with four very large margins cancelled fine strike London '73' District Office numeral. On reverse fine strike 'HANWORTH' udc in dark blue (MX90) and 'HOUNSLOW' date stamp DE 27 1851. The udc listed in county catalogue but rated 'GPO' i.e. no examples recorded. (Ref 131296).