and having apertures for receiving a the base plate isa double-armed standard, apertured for regulating the quantity of seed to be sown. The bolt. One end of this bolt has a semicircular face to receive two mandrels, which earry bevel gears that hopper, which is designed to be suspended in front of… … wardly to the front, the top surface being formed of a tween one pair of jaws, with its series of fongitudinal slots, giving it a grate-like appear- shaft carrying a spiral feed screw, this feed screw being weight resting upon these rollers, which are readily operated by a cone gear upon the same…
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