Letters on the Colonization Society; : with a view of its probable results, under the following heads: The origin of the Society; Increase of the coloured population; Manumission of slaves in this country; Declarations of legislatures, and other assembled bodies, in favour of the Society; Situation of the colonists at Monrovia and other towns; Moral and religious character of the settlers; Soil, climate, productions, and commerce of Liberia; Advantages to the free coloured population, by emigration to Liberia; Disadvantages of slavery to the white population; Character of the natives of Africa, before the irruptions of the barbarians; Effects of colonization on the slave trade, with a slight sketch of that nefarious and accursed traffic. : Addressed to the Hon. C.F. Mercer, M.H.R.U.S. /