The Project Gutenberg eBook of Observations on the slave trade and a description of some part of the coast of Guinea, during a voyage, made in 1787, and 1788, in company with Doctor A. Sparrman and Captain Arrehenius · Observations on the slave trade and a description of some part of the coast of Guinea, during a voyage, made in 1787, and 1788, in company with Doctor A. Sparrman and Captain Arrehenius