Review: João Pedro Marques,The Sounds of Silence: Nineteenth-Century Portugal and the Abolition of the Slave Trade,Berghahn: Oxford and New York,2006;304 pp.,6 pp. illus.;9781571814470,£50.00 (hbk)

Review: João Pedro Marques,The Sounds of Silence: Nineteenth-Century Portugal and the Abolition of the Slave Trade,Berghahn: Oxford and New York,2006;304 pp.,6 pp. illus.;9781571814470,£50.00 (hbk)