Britain's Hidden Slave Trade
4/4. A memorial to a four-year-old girl at a Cambridgeshire church provides a clue to the life of the leading black abolitionist,
Olaudah Equiano. Angelina Osborne and John Gilmore explore his links with the girl and consider how their two lives and his great book, The
Interesting Narrative, influenced attitudes towards blacks in 18th-century Britain and promoted the struggle against slavery.