"Slave trade Africa History." . . . . "Slave trade Economic aspects." . . . "An essay on the comparative efficiency of regulation or abolition, as applied to the slave trade : shewing that the latter only can remove the evils to be found in that commerce"@en . . . . "Debate on the abolition of the slave-trade"@en . . . "An essay on the comparative efficiency of regulation or abolition, as applied to the slave trade Shewing that the latter only can remove the evils to be found in that commerce. By the Rev. T. Clarkson, M.A" . "An essay on the comparative efficiency of regulation or abolition, as applied to the slave trade Shewing that the latter only can remove the evils to be found in that commerce. By the Rev. T. Clarkson, M.A"@en . . . "An essay on the comparative efficiency of regulation or abolition : as applied to the slave trade ; shewing that the latter only can remove the evils to be found in that commerce"@en . "Early works"@en . . . . . . . "An essay on the comparative efficiency of regulation or abolition, as applied to the slave trade"@en . "An essay on the comparative efficiency of regulation or abolition, as applied to the slave trade" . . "An essay on the comparative efficiency of regulation or abolition, as applied to the slave trade shewing that the latter only can remove the evils to be found in that commerce"@en . . "An essay on the comparative efficiency of regulation or abolition, as applied to the slave trade shewing that the latter only can remove the evils to be found in that commerce" . . . . . "An essay on the comparative efficiency of regulation or abolition, as applied to the slave trade. Shewing that the latter only can remove the evils to be found in that commerce. By the Rev. T. Clarkson, M.A"@en . . . "An essay on the comparative efficiency of regulation or abolition, as applied to the slave trade. : Shewing that the latter only can remove the evils to be found in that commerce. By the Rev. T. Clarkson, M.A"@en . . "An Essay on the Comparative Efficiency of Regulation or Abolition, as applied to the slave trade. Shewing that the latter only can remove the evils to be found in that commerce"@en . . "Electronic books"@en . . . . "An essay on the comparative efficiency of regulation or abolition as applied to the slave trade"@en . . . . "An essay on the comparative efficiency of regulation or abolition, as applied to the slave trade; shewing that the latter only can remove the evils to be found in that commerce" . . . "History"@en . "History" . . . . "Anti-slave trade literature"@en . . . . . . "An essay on the comparative efficiency of regulation or abolition as applied to the slave trade shewing that the latter only can remove the evils to be found in that commerce"@en . . . . . . . . . "An essay on the comparative efficiency of regulation or abolition as applied to the slave trade : shewing that the latter only can remove the evils to be found in that commerce"@en . . "Slave trade Anti-slavery movements." . .