Draper, Nick (2008). "The City of London and slavery: evidence from the first dock companies, 1795–1800". Economic History Review. 61 (2): 432–466. doi:10.1111/j.1468-0289.2007.00400.x. S2CID154280545.
Draper, Nick (2008). "The City of London and slavery: evidence from the first dock companies, 1795–1800". Economic History Review. 61 (2): 432–466. doi:10.1111/j.1468-0289.2007.00400.x. S2CID154280545.