This is a rare and valuable GB QV 1855 entire penny red star 'BB' cover from Leeds to Blackburn, cancelled with a duplex. The cover features a red stamp with a portrait of Queen Victoria, and is part of the line-engraved issues of the United Kingdom. It was issued between 1851-1860 and is considered a piece of postal history.
The stamp is in a VF/XF (Very Fine/Extremely Fine) grade and is currency in pre-decimal British pounds. The cover is a must-have for stamp collectors and enthusiasts of Victoria (1837-1901) era. It is a great addition to any collection and a testament to the rich history of the British postal system.