The tube plates of tubular boilers should be of the best Lowmoor, or Bowling iron, seven eighths to one inch thick: the shells should be of the best Staffordshire, or Thornycroft S crown iron, 7/16ths of an inch thick.

First, it pushes out its tube-feet.

So far as resiliency is concerned, there is no comparison between the French double-tube tire and the heavy American single tube, the former is far ahead, and is, of course, easily repaired on the road, but it does not seem to stand the severe wear of American roads, and it is very easily punctured.

On the morning after the discovery of the murdered man's body, the two officers made their way to Tanton Gardens from the Hampstead tube station.

Vacuum-tube circuits.

*** The inconveniences that attend influenza reached their climax a few days ago when an occupant of a crowded tube train blew the nose of the man next to him in mistake for his own.

When several threads have to be twisted together, special types of twisting frames are employed; these special machines are termed "tube twisters," and the individual threads pass through holes suitably placed in a plate or disc before they reach the tube.

RAYTHEON CO. Handbook for amateur tube users.

Q.What should be done if a tube bursts in the boiler?

The day-lilies were white among their broad, tender green leaves, and the tube-roses had come in blossom.

The above refers more particularly to the single tube injector.

A. Multiply in inches the circumference or square of furnace, by its length, then multiply, the circumference of one tube by its total length, and this product by the number of tubes also taking into account the surface in tube sheet, add these products together and divide by I44, this will give you the number of square feet of heating surface in boiler.

If, on the contrary, the temperature of the furnace be low, a large part of the heat will pass into the tubes, and more tube surface will be required to absorb it.

Besides this, the patent fuel does not clinker the tube endsa matter of vital importance.

All the food goes up this tube-mouth, and so into the stomach of the animal.

This tube projects from the fireclay casing into the medium to be examined, and can be pushed in or out as required.

Having roamed into Egypt, according to plan, Along with my fellows (a merry Co.), Having carried a pack from Beersheba to Dan And footslogged from Gaza to Jericho, I'll not seek a fresh inaccessible spot In order to slaughter a new brute; To me inaccessible's anywhere not To be found on a regular tube route.

In some locomotives, from inattention to this adjustment, and from a contracted area of tube section, which involved a strong blast, about half the power of the engine has been lost; but in more recent engines, by using enlarged ports and by giving sufficient lead, this loss has been greatly diminished.

Of course, we miss the little cash girls, but the tube system is much better, and it did seem so terrible to think of those children being forced to earn their living!" Mrs. Marvin nodded her head sympathetically and her daughter continued.

They were so pretty to put in shells, and little straight tube-vases.

A squeal of the speaking-tube whistle followed instantly; and Lanyard set foot upon the bridge in time to hear Mr. Collison demanding to know what the sanguinary hades had happened down there.

A black tube affair an inch or two long projected from it and emitted, when lit, a jet of hissing, spitting sparks.

At the lower part of the vessel, B, there is tube wound into a flat spiral, and containing a large number of exceedingly small apertures.

For supplying steam to the engines there are two return-tube boilers, each having three furnaces, and there is also a donkey boiler, which is used in harbor for working the four steam winches on deck.

In all these tubes care must be taken to fill them completely with the urine, and to allow no bubbles of air to remain therein.