Scientific American Volume 08 Number 03 (January 1863) . the heart of em-perors swell with pride and ambition or tremblewith fear, as golden levers shake their thrones. Iquicken the cold blood of the miser, as he adds tohis store, and answer to the widow, who cries inher desolation for bread. I sharpen the settlersax, and send him further into the forest, and temperthe plowshare for ground that is unsubdued. I willhave a voice in the council of nations, and whenempires and republics are weighed, I will even thebalance ; and then I will freight the rivers and seaswith ships, some to gather the
Scientific American Volume 08 Number 03 (January 1863) . the heart of em-perors swell with pride and ambition or tremblewith fear, as golden levers shake their thrones. Iquicken the cold blood of the miser, as he adds tohis store, and answer to the widow, who cries inher desolation for bread. I sharpen the settlersax, and send him further into the forest, and temperthe plowshare for ground that is unsubdued. I willhave a voice in the council of nations, and whenempires and republics are weighed, I will even thebalance ; and then I will freight the rivers and seaswith ships, some to gather the moss of the worldswaters, and some to wreck against the icebergs ofArctic seas. Oh what a heaven-sent monarch am I! and persevere in breathing an atmosphere contain-ing less than the requisite quantity of oxygen, andmore than the usual quantity of carbonic acid, wehave no more right to expect to enjoy health, energy,activity of mind! and body, than to expect a fire toburn without air or a fish to live out of water.— Principles of NEW PROSPECTUS OF THE ^ratife American. FOR 1863 VOLUME VIII.—NEW SEKIES. KOEHLER AND REICHARDTS WIND WHEEL. and sharp at the other. In connection with these,is the vane, G. This case constitutes the peculiarfeature of the invention, and by it the wheel can bereadily controlled as to its action ; as for exa«nple :supposing the speed of the wind to be far beyondthat at which it is desirable the mill should rotate,it is only necessary, in order to obviate this, to with-draw the braces, a, from their place, and revolve thecase, D, on its rollers, b, so that the fans of thewheel are shielded from the violence of the should the reverse be the caser; the semi-circularcovering can be so disposed as to allow the wind toact on all the surfaces that it can usefully. Thecase or shield, D, is also provided with appendages,c, that catch under a horizontal way, d, on whichthe shield rotates. Fig. 2, shows a top elevation ofthe inve
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