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Show MJlENTltflO TOPICS JI rENTNOTBSOl DISCOVCRV AND INVENTION Mllnlr far I'mxiiHallr Tlraa Ilia "lllnc llnnj-Tlia Saw Molllr I ir- llarllex a lira nllli Ito .Sei, Iih.Uii. Slarhlnr. The Nr.r SI, tln Inner. I the K of atMRi ein tally as i i isc pusser draws rapidly towar i l peryshtiro toncnled li i i hi- new motive poster la In li not inai treat Itteir with no tntuli I i lo it may bi loinprraael air i! mny l.i dertrlilts In ronie onr nl i anltnld forma or again It mm neihliia: eli Hut until It la er I If neteamtly Klat 4 enat of t luniti fmni one form or nmiivt I v.u In utiother (1st ull the rnll oddn pnuac svl tic the qunl lie orally f ke ilns nh nt of the tluri ruka Uioni witch with kecnl) Interraled I lie ixinrlminta that en Kolna; on i I over the iminli) In the hope ot din eiwrliiK he new king The lon( la lui d roa I on a hi ( nil e etretch In a ( irifnlly Riarihd Intl suro i ear Jn male ha rurtitly ncen lemlnj a thlrt rail ele lrlill rnrrslng devlre fui whli h thi In en or ilnlma icon n effcctlseneii and aafel) The tl ltd nil rn Int Ilia, i urrent and lal I unanuiile Mtwtcn the iiher two rnll Mhlih vs la ndup d ti man) roudf piored duiiKeroua In tin extreme fur ii one ad pplnn (mm the Inuoiuoua untnlUe in Ih to the eli irlenlly churgnd thud rnll ilnm dlou Iv romp eled a Ir ivlt unit lerclsed the fill loren o( the current Injur) alstnya reaulted nn I sery often death Thla sva an In ai iicrable objection to the ayntem and time then aatel) hna loen one of the irrulia atrlsen tor The nlem th Uiiir Island lallmad l tr)lng conslata rf li upper inblc carrying II e rurrcut which la act In a hollow wooden beam n nnlng along the ties parallel and equldieuot fiom the rails On top of thla copper table la another amaller cable about the alae or a teltgiuph lru lyln,; loose Aa a train pa.oa along a powerful magnet on the bottom I of Hit lira lirta thla amaller wlie I whlth thereupon beroniea electilcally t barged for the length or the cara but I It la naac ted la at the same time dead I ur.il harraleaa two (cet ahead or behind I the enr The owner of thla tilled rail psatcm claim to hold unavailable pat-l pat-l etiU. I-iealdent William II Ikildwln Jr of the Ijiiik lalind railroad In I PBllng or tin ttata aald These leau have hem made on our road tor Hit Iiim two monlhk In an experimental aoit ot v,n I base been much Inter cated In the development ot thla Idea. It serine to hasv the ueceaairy derm de-rm ills tor it aiiiccaaful third rail aya tern I base no personal Interest what bomer In the matter beyond the dealre to find somt third rnll nystem that will prove economical effective ami aufi It the owners of thla ayalqui urn ready to nuke a business proposition for Its tire ste w out 1 consider favorubl) the iippllratlon or that system tor expert-mcrtiil expert-mcrtiil list with n view to Ita ndnp I Hon We woull experiment with mi) ' third rail system that appealed to our Judemmt, T Slake II. Mil. a I lrc rouf new device tor making rooms ab lolutcly flreproor cornea from Holland I l applied to each room separately srd Insolvos no general reconstruction of the house It conalata o( n series til flieproof plates to be laid on the walla floor and celling In place of plaaler The material used la aald to resemble nougat In appearance lly this simple proieM any tiro la strictly conn nod to" the room In which H irlglnates, there can I e no aprct l)ur auvere teat has been applied li ium properly thepthed with 'tiese plates tarred stood vn heaped on the Moor and fired In spite or the fierceness of the combustion combus-tion which filled the wholo room with crackling flames thete was no effect liejond tho protected walls II a hl.lll..t llu.y The ucionipuiDlug little Illustration allows u devlre which had It teen In position on the Manaclos would have saved the Paris and the Mohegan from running ashore on that dankcrous bit ot Ungllab coast fills machine Is what Is known us the whistling buoy It Is capable of giving out a much more effective signal than the old fashioned bell buoy which It hna Jmt replaced off thu Manacle This new buoy norka automatically and eter abort while emits n moat doleful but far-i far-i euchlng whistling acream New Air ( II. g Slaililna. machine has been built on not el principles tor cooling the air of houses and apartments It differs from the refrigerating machines now In use which convert mechanical energy Into heat abstracted through the medium of lliiuefletl cases In that It deptnds on utllltlug the kiwit latent heat of evaporation of water says the St Units Olobe-Deniocrat It Is not In tended for heavy refrigerator work but for cooling at maximum efficiency over the range or 10 to 26 degrees Kahren sett required to keep n room at comfortable com-fortable temperature on a hot rummer slay To furnish the forced blast which provides both the air circulation and the chilling effect all that la required It a little electric motor blower This evaporates the water which 1 dlstrlb-ntetl dlstrlb-ntetl In a capillar) Dim so effectively that 10 000 cubic feet of air per hour Can he cooled to about 08 degrees Kah-renhelt Kah-renhelt There la an automatic adjustment ad-justment which keep the temperature at any desired point and nt any desired de-sired degree of humidity The water nn he taken from the local supply and current from the nearest available so tree The apparatus requires no more attention than a common ran motor and ran readily be aet up In alrk rooma or hospltila where such at appliance la often Invaluable The esse with which the appsraloa can be handled and operated In fact may Insure In-sure Ita adoption generally In all kinds o' buildings during very hot weather It Is not only far more eBclent than the ordlnar refrigerating apparatus, bin It practically enables any one whs Is very sensitive to Indoor heat to pass through the most trying summer II comfort 1 .illllnle fit lirnmsllr Tiers n I li uu tor Devlne has been granted grant-ed a patent for n bicycle If generally adopted would revolutionise cycling. Karh wheel or thla bicycle has two r I ma ibe Inner one Is ronnenri to the hub by the in dinar me ma ot epokee but between the limei and outer rlma la an arrangement nf flat i prlnga having one end fastened firmly to the outer rim while the othe end Is fastened by a yielding alot connection to the Inner one This combination la aald to be raoro comfortable lo ride than the pneumatic tlio. as there Is a wider range of movement. move-ment. hlnrlli.s: n lire ulll Ire. Two very surprising things may be done wtth ordinary Ire First you ma) make a burning glass out of the ma) niahe a uuruing gissa out OI the ' tee which will burn holes In piper and I even start a fire In tho woods. Thi only tool )ou will need will bea po ket knife and with this It may be well to I remember that no boy need freese to diath In the woods when the sun shines and there U plenty of IcaVJUiiiiud. lis. may make his lira a follows Select lis) clearest leo yoi can find In frosen ponds will often b found n. little bll lock of leo causes! li) an edd) In the water beneath Knock off a piece of this clear tea and whittle It Into the shape of a doub o convex lens. Wi should have no trouble doing this fir lee can lie cut very easily with pnek elknlfe Perhaps It may bo well to Inform the uninitiated that n double convex lens Is one which bulges on both aides It gathers up the rays of sunlight and concentrates them against one spot which Is called the focus point Ordinarily a lena Is made or glass but Ice will perform tho same feat If correctly shaped Tlrst cut your Ice Into a fist piece a llttlo thicker than and as round as a silver dollar It might be well alati to leave a long slh or on onr side of the circular 1 leca to serve for n hindle When )otl have cut your Hat circular piece scrape dawn the edge gradually working towards to-wards the center until ou have rounded round-ed off both sides A little practice will tnnblo you to do this evenly although al-though you ma) wnato or break two or three pieces of Ice In the effort s )au go along with the work of scraping put the round piece or lena In your mouth every few mlnutea The heat of the mouth will not only polish the lena hut It will smooth away those extreme!) ex-treme!) (Inn ridges or knife marks which might otb rwlse Interfere with tho concentration of the light ll holding It a proper distance from a piece of piper say about an Inch It presently will set the piper on fire The other feat spoken nf above Is Ibe mak Ing ot a good magnifier out ot a piece or Ice It you are In the woods some w Inter s day nnd w Uh to examine some minute objects thoroughly )ou may do so very readily with Ire Proceed as when you mailo your lens only Instead or making slightly convex sides make your lens In the shape or a bill or sphere Opticians sell glass balls filled with wafer for magnifying purposes The Ice will act Ibe same aa the water filled glass ball and It Is wonderful how much oti may add to a days en Jojment In thla very simple way There are wluter Insects brunches of treea dead leaves nnd bark snow and Ire all of which will reveal hidden wonders under this very slmpfc mliroseope which nature places within the reach of any lugenloua boy Of course the city bo) may also amuse himself with Ice quite as readily as his country cou sin and ho may do It In summer time If need be with the help of the torn modify which tho Ice-man leaves at the door every day |