Show our farming population early in the nineteenth century about SO 80 per cent of the male work eis cis ot of the united states were vere employed on farms during the last century the efficiency of f labor has beez bees po increased by the farm implements and machines that have come into use th that at at the present time about 33 35 per cent ot of the male cers of that nation produce the food and fiber ot of the country and furnish an enormous sur surplus plas which Is exported ta to other countries engineer |