Great Britain 1978 9p Cycling error, SG1067a.
A superb unmounted mint, with full original gum, imperforate vertical pair.
A scarce QEII imperforate error. Pierron records only two imperforate sheets discovered in Sutton giving a total of only 50 mint pairs possible.
The stamp issue commemorated the Centeneries of Cyclists' Touring Club and British Cycling Federation. This stamp from the series features a penny-farthing and 1884 safety bicycle
SG catalogue value: £325.
