prov:value
| - hreshing-machines, drills, etc., by which the labour necessary to grow and prepare corn for the market, has been abridged,???though it seems that many useful processes, such as drilling, by which much seed corn is saved, and horse-hoeing, by which the ground is kept clean, and only those plants suffered to vegetate which are of use to us, could not be practised except in a country where the art of
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