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The term "palier glissant," which does not admit of being very happily translated into an English term of equal brevity, is the name given by the inventor, Mr. Girard, to a frictionless support, or socket, designed to sustain the axes of heavy wheels in machinery. Since it is a contrivance deriving its efficacy from hydraulic pressure, it may, without impropriety, be considered here.

Her friends' and her servants' manners were not alike, to be sure, but as far as intent went, they came to the same thing. They presented, whatever passions, misfortunes, dislikes, uncomfortable facts of any sort might lie in the background, a smooth and practically frictionless, bearing surface. A person accustomed to that surface develops a soft skin.

Thus the startling question is suggested, Why may not the ultimate atoms of matter be vortex-rings forever existing in such a frictionless fluid filling the whole of space? Such a hypothesis is not less brilliant than Huyghens's conjectural identification of light with undulatory motion; and it is moreover a legitimate hypothesis, since it can be brought to the test of verification.

The inflated rings turned like wheels with perfect bearings. In the all but frictionless void, they could go on turning for decades, without additional impetus. "We've made it we're Out Here we're all right!" Ramos was shouting with a fierce exultation. "Shut up, Ramos!" Frank Nelsen yelled back. "Don't ever say that, too soon. Look around you!"

The carbon rings are fitted to the shaft with a slight clearance to start with, and very soon get a smooth finish, which is not only practically steam-tight but frictionless. The segments are held against the flat bearing surface of the case by spiral springs set in brass ferrules. The circle is held together by a bronze strap screwed and drawn together at the ends by springs.

Pivoted on his left elbow, he swung the rifle with frictionless ease and kept the galloping stallion steadily in the center of the sight. He smiled grimly now at those fables of the charmed life and drew a bead just over the heart. The chestnut was very near. Along the glorious slope of his shoulder Perris saw the long muscles playing with every stride, and what strides they were!

That is the real miracle; not the mere millions of men, nor even their bravery, but this huge frictionless machine of which they are a part this thing which Great Britain has put together here in the last twenty months."

Their eyes were like those of children who watch marvels without comprehension. He made a sledge whose runners slid on air between themselves and whatever object would otherwise have touched them. It was practically frictionless. He made a machine to make nails utterly simple. He made a power hammer which hummed and pushed nails into any object that needed to be nailed. He made

The most conspicuous property of the ether is its enormous elasticity, a property which we should not find in a frictionless fluid. So that the difference between matter and ether is reduced to a mere difference in the size and arrangement of the component vortex-rings.

Each of our forty-eight States is experimenting in social guidance, trying to thwart this or that sin, to remedy this or that wrong, to work out a plan by which men can happily cooperate in our complex public life. The process of evolving an efficient and frictionless social machine, instead of being retarded by this activity of lawmaking, is actually accelerated thereby.