BLUE '509' NUMERAL OF MARKET DRAYTON (SALOP) ON COVER (SPEC B1xb). Envelope, slight soiling, Market Drayton to Whitchurch (Salop) with 1d (SG8) lettered HJ, touched at left otherwise good margins and scissor cut into J square, tied fine strike '506' numeral of Market Drayton in blue. On reverse MARKET DRAYTON date stamp AP 21 1851 also in blue. (Ref 21983).