Page:A dissertation on slavery - with a proposal for the gradual abolition of it, in the state of Virginia. (IA dissertationonsl00tuckrich).pdf/103

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the age of twenty-eight years. The earth cannot want cultivators, whilst our population increases as at present, and three-fourths of those employed therein are held to service, and the remainder compella-

    7. The number of slaves living in Virginia at the end of thirty years from the adoption of the plan, will be, ante-nati (prop. 3.)150,000
    Post-nati males born in the first 16 years, 120,000
    Post-nati males born in the last 12 years, 052,500
    322,500
    8. The number of negroes at the same time will stand thus:
    Slaves, 322,500
    Post-nati free born, 277,500
    600,000
    9. After twenty-eight years from the first adoption, this plan of gradual emancipation will first begin to manifest its effects, by the complete emancipation of one twenty-eighth part of the post-nati free born during that period each succeeding year, for twenty-eight years more; their numbers will be, 277500/18, or 009,910
    These will be all females.
    10. It being admitted that the negroes double every thirty years, the supposition that in forty-five years, their numbers will be half as many more as in thirty, will not be very erroneous, if so, the whole race of them at that period will be 900,000