Slave manumissions, Jamaica Returns of all manumissions, between the period commencing with the first registration of slaves in 1817 to 28 June 1826; distinguishing gratuitous manumissions from such as are paid for; and, of the number of persons for whom certificates of manumissions have been granted by the magistrates and vestry of the several parishes of the island of Jamaica, since the passing of the act 5 Geo. IV. c. 21 [electronic resource].