1911-01-28 — Page 4

A little Library, growing larger every year, is an

honourable of a man's life.

-Henry Ward Beecher.

part

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AND

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This remarkable compound, the latest discovery of modern times, is without equal in all cases of defective nerve and brala power, whether induced by worry, overwork, dissipation, or other Burners Steeplessness, paîplation, defective circulation, nervous dyspepsia. He or neuralgia. low spirits, menial and body prostration. want of confidence, geseral debility, premature dresy or deficiency of the vital forces, loss of vitality, hamssing dreams, restlessness that causetile to noiling..tentablity of temper, female complaints, hysteria, backache, beating down sensations. wasting decones, consumption, night sweats, muddy, high-coloured water, &c., are all so many different phases of brain's nerve wreckage and exhaustion, the cause of by Tar the greater ption of the misery, ill-heath, and despondency by which we are confiented on every hond, that can only be successfully combated by the use of this wonderfat and highly scientific preparation. Brucing up the system generally, it gives lone to the exhausted nerves, atrests ail weakening wasting charges, restores the failing energles, and imparin hew life and vigour to those who had so recently seeased played out, used up and valueless." Bottles Price 21. 94.

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BOVRIL

● SELF OURE NO FICTION! @ NO. SUFFERER NEED NOW DESPAIR THE NEW FRENCH REMEDY,

THERAPION NO

in a Ferarkably aboch tizo, often a few days only, Cure discharges(eltaersesouperseding injections

THERAPION NË,2

Cures blood pohon, bad legs, ulcers, sores, painful swelled joints, &c. when mercurial treatment fails.

THERAPION NO.3

Cureschmnic weakness, lost vigor and vital force. Either Number Theraplon & all malf treatment directions enclosed, of chemists or post [read/- from The Le Clerc Medine Co. Haverstock Rd., Baup stead, London, Eng. Try New Drages(Tastelel)) Form of Theraplow,casy to take safe, lasting cure. Trade Marked ward THERAPİON" } Dritish Govt.Stamp'affixed to every genuine packet.

בים

X THERAPIONIX OURES TO STAY OURED.

127

Tickles

the

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98-2

KEATING'S

LOZENCES

Hesity Oure

THE WORST COUGH) Ons given relief. An Indressing. sale of over 50 yours is a cortals tos of their mitzvalious važnu

**Sold-in Fittin

ипушки,

THE HONGKONG DAILY PRESS, SATURDAY, JANUARY 28TH, 1911.

SCIENTIFIC MISCELLANY.

UNLIKE, QULTING WITH LIKE FILES.

asparator. The machine retains the snow ory. stale, bat expela the other parts of the milk as a soft piste, containing still a little water. The

unaltered.

SEWAGE PRODUCTS.

The testing of filos has been less simple than paste in placed in a moderately heated drying one would expect, and machine testing, substi.com to finish the desiccation. Only water is emoved, and analysis shows that the milk tuted a fow yours ago for hand testing by expert | workmen, has given results far from uniform. Powder contains all other countituote quite It has condemned many files known to be good. At last it was decided to test the shine itself, sad Prof. W. Ripper, British engineer, reports that many experiments have been made, and that some have givsa normal result, while others have shown extraordinary differ ences in the cutting power of files appearing to be exactly alike, and even of the opposite sides of the same file. The conclusion has been reached that @ling in one groove seeus.cocasional. ly to develop a resistant glaze on the work, preventing farther cutting, or at least retarding it. To romoly this, the machine has been given an addition cansing the file to change its palli from stroke to stroke, as in hund flin, and the result is much greater apparout accuracy in the tests made,

ELECTRIC DENTISTRY.

In the distillation of nowage sludge in the course of laboratory experiments, A. II. Valentine, British chomist, has obtained 7 to 12 per cent, of grease valued at $100 a ton. The rosidue,, which burned randily, had neatly de much nitrogen as the original sludge. The chemical and physical properties suggested some value as a fertilizer, 'and trial on carrots, beals and potatoes resulted in an increase of 15 of 25 per cent, hi weight of yield.

"NITROGEN POWER."

LATEST MOTIVE PROPOSAL.

It is a fond dream among the more imagina tive of scientific men that some day, if man is not able to hitch his waggon to a star, he will harness the heat of the sun and the strength of A model dental surgery has attracted much the tides and compol them to do the industrial attention at the International Dental Exhibi-work which is now indifferently performed by tion in London. A prominent part of the scarlfle, have thought that we inay souse day coal. Other more daring, and perhaps less equipment has been a maple switchboard with tap the sast stores of nitengen laid up in the aluminum fittings, tho dozen or more switchesgarth's envelope of air, and transmit it to the controlling the electric current for such novel applianers as an electrical mouth lamp, as electric cantery for cutting away the over- growth of gums, an olestrice heater for keep ing antiseptic solutions at blood temperature, an electric root-drier, an electric hot-air syr. inge for massaging diseased gums and at the same time spraying them with antiseptics, an electric air compressor, an electric lathe, and so

02.

A LIGHTNING MAKER,

A new German induction coil surpasses the famous Spottiswoode, evil, and gives a spark 50 inches long. It requires a current of 30 amperos at 110 volts. The fron core is 80 inches long, the primary cell consists of 6 layers of copper tape, making altogether 792 turns, and the secondary coil contains 100 miles of copper wire about 1/100 of an inch in thickness."'

nan body without the cassity of its passing through the intervosing medium of corn or other food,

Poading the cousamation of the idea one for propelling the machinery of the world with must be atent with a scheme just put forward nitrogen. Particulars of the scheme are few, but the outline may be briefly stated. If is that the cloud of smoko going up a chimney is captured, and the gases aro reffnod out of it until only pure nitrozen is loft. The pure nit rogen is compressed in cylinders under pressure up to 3,000lb. per square inch, and there, it is said, you have your motive fores for driving machinery of all kinds. It is said that when the power retorts will be set up all over England, so scheme is put on a commercial basis nitrogon- that owners of motor-cars, omnibuses, and vehicles generally may be supplied with the now force.

bys Press representative was not inclined to take An expert to whom the report was submitted the matter very seriously; indood, his thoughts lay in the way of scepticism. It seems an echo MOVING PICTURES BY X-RAYS,

of my childhood's day," he said, "for I have heard something of the kind for many years. Moving X-ray pictures have been given ape- The plan takes various forms. At one time' cial attention by J. Corrallo, of the Marey In- the tidal flow up and down the Thaman stitute in Paris, and ho cinlupa to have overcome Atlantic is to be pressed into our service; is to be utilised as a motive force; then the the difficulties, including that of producing in- and even the sun's rays have not boen left stontoons impressions on the photographic out of consideration. Now I do not deny, film. He has successfully shown the digestive the power in tide and coean and sun would be neither does any scientific man, I think, that processes of chickens, mice, frogs and other ani invaluable in our work-a-day world. The foress mals. The food of the animals was mixed of the tion Thames, for instance, would prob with basic bismuth nitrate, and special ably be sufficient to turn every wheel in the cinematographic apparatus was devised for

United Kingdom. But the great difculty has taking and reproducing the suce are views our needs. How are we going to capture the always been that of harnessing the forces to of the stomach and intestines during digestion. tide and the sun's heat and the nitragen of the With this apparatus exposures of the intormitaload of smoke that goes up the chimney is to atmosphere? I go from this report that, the tently moving film can be made at intervals vary be refined by blowing it upon copper in a rotort, ing from the small fraction of a second to as taking away the carbonic acid in liquid form, hour, the process being continued automatically removing the black carbon, and leaving pure for periods ranging up to a week or more.

nitrogen, infinitely more powerful, it is said, Alm is made extra sensitivo by a coating of The process is very much like that of than the steam which drives a steam engine. double thickness, and the pictures are of unusual analysing gases from a chimney which is size-about 24 inches square. The X-rays are in common use in many electrical works for the produced by a self-regalating bulb, with a Car purpose of obtaining efficiency of combustion. pentier induction coil having an interrupter of but the torm so loosely used might apply to a Carbonic acid in liquid form is spoken of, great rapidity. The breuks are less than 1/1000 penny bottle of ginger beer. Then we hear of a second, and the current closing is adjust of nitrogen which is non-explosive, yet infinite- ablo by spiral springs, 1/100 of a second giving the steam-sagine. But what is aitrogen in ly more powerful than the steam which drives Lood pictures with a moderate suvront,“ reality? It is an absolutely inert gas, inean- able of doing anything of itself. It will not, for instance, rast iron as osygen will do. As water, that is, if it is at a normal temperature a gas it has no more power than, say, a glass of und ander a normal pressure. The nitrogen, wo are told, is to be pat uzder pressure of 3,0001b. ter than using nitrogen in its ordinary state, to the square inch. This is a far differont inat-

and what is of particular importance is that nit-

A LIGHT DE VUGHT BOAT.

Tho

A tubular power boat lately ernstructed in about 30 feet long over all, but draws only 3 inches of water when carrying several. pas- sengers, and has a speed of 18 kcots an hoor. A. 5 horse-power petrol engine furnishes motive power. The two closed cigar-shaped tubes are of galvanized iron, each 1 foot in diameter androgen cannot be compressed except at consider.

divided into three water-tight compartments, pack it into the cylinder, you must employ me- able expesso, To obtain the desired end, and and they are coupled together to support a rail changial or chemical methods, aul neither of ed platform, 14. feet loug. The onging is those can be done without cost. So that, in the 010 a second platform 3 feet wido.. The first place, you must incur a great outlay before rudder is placed between the 'tubes at the your nitrogen is ready to supersede steam or

petral as a motive power, bow, and has effects stearing with little loss of specd in turning.

A LESSON IN LOUGHING,

Hitherto it has not been found possible to transport power without waste, and we still the await the day when, sny, bagfuls of steam can bo handed out to manufacturers as they require it. The cost of ploughing by stoom, heres and el. In the same way if you wish to well nitrogen at estricity bas béon compared in late German sr-high pressure you must employ retsin- periments. The working day in cach case was ing cylinders, which are not the safest objects 12 hours, and beary soil was ploughed to a depth car for five hours you require 300 horse-power, to haulle. If you want to use a 60 horse-power of 12 inches. The cost for 60 acres was about and that is easily reducible to foot-pounds of $200 by steam, $160 by horse; $145 by a two- energy. This must be stored up, and used-the machine electric plouglig und $125 by a one-

method has not yot been perfected a little at a time. But if there were a slight defect in the machine electric plough.

apparatus, and the whole force of the nitrogen THE ATOM'S PARTS.

become operative at once-the worm will turn, The electron having been proven a fun you know, and even nou-explosive, harmless, inert nitrogen might be a little trotilesome if you sat damental part of matter and a constituent off on its head when it is being released suddenly the atom in every elemonf, Dr. J. A, Crowther, from a pressure of 3,00. to the square inch.

"I readily admit that science has mede vast of Cambridge, Eng., las made experiments to analyze the atom, and find out how many when we shall see nitrogen Larnessed somewhat strides of of fate, and the day may possibly come electrons it contains. The "B" rays of radium, after the manner suggested. You remember the which are simply negative electrons moving story that came out a short time go of the gen- with such velocity that they can pass through ins who deprived the world of nitrogen and left quite thick solid materials, were seleted as a means of analysis. These rapidly mov ing electrons penetrate the atom and cering inte collision with electrons already there, are deflected from their original path. Every now collision causes a new deflection. The total deflec- tion of the Bparticle in its passago through a sheet of material can be measured, and this makes it possible to calculate the number of come the sober fact of to-morrow. particles with which it has collided. By this mathod, it was shown that the hydrogen atom the lightsat known, contains just thres electrons, the number in heavier atoms being proper tionally greater.

MILK POWDER BY FEEEZING,

Milk powder is produced in the process of Lecomte and Lainville by the application of cold instead of heat. Either whole or skimmed milk is poured into rectangular vessels like those used in ice-making, and is cooled to about 28,5 | Fahr. dep in such a way that it becomes fine slow instead of a solid mass. The frozen milk is then revolved very rapidly in a contrifugal

A BLESSING TO WOMEN.

Weighed in the Balance and not found wanting.

Throughout the many stages of woman's life, from peevish girlhood through womanhood, motherhood, to the declin- ing years of old age, there is no better, milder, or more effective medical com panion to women-folk than Dr. Morse's Indian Root Pills. They promote ‘a healthy and regular condition, cleansing and restoring the Bowels, Liver and Kidneys to perfect working order. A few doses occasionally when well, will assure a pure and healthy system. Years ago, Pills were the medicine of the poor only. To-day the efficacy of. Dr. Morse's Indian Root Pills to overcome the common ailments and restore health and happiness to sick end ailing women, has convinced not only the working section of the population, but the wives and daughters of the more wealthy, professional, and independent classes that Dr. Morse's Indian Root Pills are a Great Female Medicine, and are absolute. ly indispensable to every lady's boudoir. They are perfect Blood Purifier and a positive and permanent Cure for Biliousness. Indigestion, Constipation,

Headaches, Sallow Complexion, Liver and Kidney Troubles, Piles, Pimples, Boils and Blotches, and for Female Ailments.

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THEY DO NOT GRIPE

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(3) A METAL SKAL advertising OLETRAS.

CLETEAS

ia & MELIBBA and MINT cordial which surpasses all others by ita

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HQHFAGNIR du YIN BANH RAPHAEL, Y Jonod{Drome-Fran 1621 AGENTS - CALDBECK, MACGREGOR & Co., HUNGRONG.

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For forty years has maintained its world-wide reputation as the Best and ably szla zailable Phosphorie Case for Brain Warczady, Paralysis, SLEKYLAES- Ness, Darpepala, Nerve, Kidney and Liver Complaice, Harassing Preanu. Prematurs Decay of Vital Power, General Debility, all “Blood Plaiders, and all Functional and Diseased Conditions, of the System, ekzsed by he declancy of the Vital Vorces.

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Its sacrgizing effects are shown from the first day of its administration by a Remarkable Increase of Nerve and Intellectual Power, wish a feeling of Courage, Strength, and Comfort. Digestion is Invigorated. The Appetite increases wonderfully. Sleep Decomer calm and refreshing. The Face becomes killer, the Lips red, Eye brighter, and Skin 'clear and healthy.

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AGENTS IN HONGKONG- A. S. WATSON & Co

68

SPORT SI

TENNIS

mankind in an exhilarated state similar that CRICKET of the mouse at the bottom of the bell-jar filled with oxygen in the well-known class experiment. All the folk went wild with excitement, and com- witted the most extraordinary extravagances. that an attempt has made to give the other side The report you have put before me suggests of the picture, but I would not say for a moment that it is fiction. The history of science provoz that the west imaginings of to-day may he

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[1134.3.