Title: A letter to M. Jean-Baptiste Say on the comparative expense of free and slave labour /
Authors: Hodgson, Adam.; Say, Jean Baptiste, 1767-1832.; Society for the Mitigation and Gradual Abolition of Slavery Throughout the British Dominions.
Publisher: Printed by J. Smith, published by Hatchard and Son ...,
Year: 1823
Subjects: Slave labor; Antislavery movements Great Britain