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Show HHQq ii i miii l- rae-isBt-. -. L...1 n..i!l. n. . I t.., t -i. ., t I SCIENCE BM An Improvement )n Book Markers. Bb Samo renders linvo tho fnciitty of ro- Bb momboring exactly tlio page mid lino Bl of a book tlicy had reached wliun thoy BJ wore compelled to imtiEo lu tliclr read-BB read-BB Indicates Both the Page and Line. B8 Ing to perform Homo otlior duty, but Bb (ho majority of hook-lovers And occa- Bfl alon to lino some sort of n marking do- BB rlco lo aid tlicm In finding tlio plnco BB " whon tlio reading Ih resumed ngnln. BB Numerous curious mid hnudsomo nov- HI cltlon linv'o licon produced for HiIh pur- BB pose, lint very few, If any. of tlieso BB will porform the doulilo duty of mark- BB lug Uic line nnd pngo at which tlio BB render paused nnd closed tlio book. BB Thin Ih tlio object nttnlncd by tlio BB ninrkcr which wo show In the plcturo BB and It nhould bo tlio mentis of Raving BB no small nmount of time to the read- BB or who In compelled to lny down nnd BB lako up a book tunny Union boforo tlio BH contents Is completed. This llttlo BH marker Is preferably of celluloid, BH though nictnl or enrdbonrd mtvy an- BH swor 11 ui purpose, nnd has n BubnUn- BH tlnlly T Rlmpcd body, on which Is n HB sliding member, having a straight BBj edge. Uy lapping tlio bout portion BBf fit tlio bead over tlio edge of tlio BBi leaves nnd sliding tlio ninrkcr along BBt tlio Btom It enn bo mndo lo Indicate BBt any lino on tlio pngo, showing tlio BBt roadr nt n glance where to begin. BB Tills In tlio Idea of August G. llnucr, BBj of Columbus, Ohio, BBt A Railway Motor Coach. BBj A railway motor coach Is soon to BBj nKi between Fratton nnd Southsea. It BHj will ccitnluly Surprise those who see BHj this strange llttlo combined engine BBj mid coach for the first time. It runs BBf on two four-wheel bogles, and Is ill- BBj vldod, ns regnids Its pashcngor ac- BHJ commodntlouu, Into two compart- BBj iuoiiIh, first and third, these being sop- BHJ nrated by n sliding door. Tlio first- BBf class compartment, whoro tlio seats BHf nro placed longltudlnnlly, is intended BBf to sent ten persons. Tlio third-class BHj rompartment, whoro tlio Beats nre nr- HHj ranged in pnlrB tinnsversely wu either HfB ttldo of a contrnl gangway, holds fhlr- HfB ty-two persons n totnl of forty-two In BBfj i tlio two compartments. Tlio motor BBS roach will be used during tlio middle BBfj of tlio day, when tlio trnllle Is very BBY light, heavy trains of tlio usual pat- BBfj tern being only run in tlio morning BBfj ami ovcnlng. The possibilities of this BBfj invention nro great when ono con- BBB nldors how sultnblo such motor conch- B cs would be for tlio midday, nnd, In- BBB deed, much of tlio light tratllc of all BBB suhurhnn lines. Tim King. BBB Attachment for Handcuffs. BBB A pnlr of handcuffs will tnkc an tto BBB flght out of some men the Instant they BBB are put on thorn, while In others it BBB rouses nil tlio antagonism in their BBB nnttiros, the latter clnss often proving BBB ugly customers even whon their hands BBB aro mnnncled. Tho pair of fetters BBB which wo havo Illustrated seem to BBB have been designed especially for Uio BH fighting class, and yet It will be seen BBB thnt for weight nnd strength they do BH sot oomparo with thoso ordinarily H Prevent the Fingers From Closing. HHB carrlod by olllcers of tlio law. Tlio HHB wrlstlots aro only n pair of lcathor Bfl straps buckled on tlghtlv. but tlio wlro BBJ loops which nro nttaehod to thorn havo BHH been designod to more than innko up BBB tlio difference between tlio two kinds Bfj of manacles. When theso havo been Bm put in plnco over tlio lingers and BHfM thumbs the prisoner is unable to closo BfHfj Ids bauds, and enn, therefore obtain BBB no grip on either tlio straps or any BfBfj nrticlo with which to fight. Tho loops BfBW aro of steel, possessing great strength, BfBfL and yet of such light r olgat that BfHH tho whole outfit dooa no woMi as BfHfj much ns a pnlr of stool m1, tlets of tho BBfH pattern in common w . The ofllcor BfHfj may need assistance to place tlieso BBl handcuffs on Ills man, but when they BBBb nra once lu placo ho ueod have Utile fear of his ability to control tho BpB voarcr. B John W. I'ettljohn, of Montosano, BBBB WrbIi,, is tho Inventor. BBpB Learned by Scientists, B Length of tho rays docs not affect H tho chemical activity of light, al- H though It determines their color. B Prof. Lodge surmises that tho iwoc- H obs of disintegration of ntoms Into B electrons, of which thoy aru mndo up, HB may constitute tho ovolution of tho BHBB clionilcal clemonts. BBBB Tho Qjoa, with tho mngnotlc polo BBBB expedition has palled for Greenland, BBBB and will attempt to pass north of the BBBB American continent to Dohrlng strait. This will tnko tho party nenr Uio north polo. J. J. Thomson, professor of exnorb mental physics nt Cambridge, Kng-land, Kng-land, said tho other day at Columbia university, nfter hnvlug received Its degreo of doctor of science that teachers of science In tho United States receivo smaller salaries than In nny other country. Pneumonia has now given way to consumption ns tho lending cause of d"ath. Pneumonia is essentially n ensenso of vitiated, germ polluted, nnd overhentod atmosphere. Consumption, wlillo also a communlcnble germ ills enso, hns nil sensons for its own. Anlmnl foods. Judged by bulk and weight, nro moro expensive, pound for pound, thnn vcgctnblo foods. Hut as n wholo vegotnblc foods nro not moro economical. Anlmnl foods furnish moro thnn six-tenths of tho protein nnd nine-tenths of the fat of tho total food consumed. An Air Ship That Sails. On tho 23d ult., tho King Kdwnrd VII, a now depnrturo In steorablo balloons, tlio Invention of Capt. Small-bones, Small-bones, of Kensington, mndo its maiden ascent from Stnmfnrd Bridge Orounds, snys an Kngllsh exchnnge. Thoro Is no motlvo power In tho balloon, so thnt It cannot go ngalnst tho wind, but by tho nld of two triangular sails nttnehed to tho sides Its courso enn bo directed. Capt. Smnllbones, nccom-milled nccom-milled by Cnpt. Williams nnd Mr. Cove, ascended shortly nfter 2 o'clock, traveling over Putney, Hammersmith nnd Ilnrncs nnd Moulsoy. At Hampton Hamp-ton Court tho balloon wns steered round tlio park mid across tho Thames. At Guildford tho balloon wns navigated round tlio town boforo n courso wns set for Godnlmlng, tlio objective of tho trip. Pneumatic Life Preserver. Tho steamship company which did not provide Hfo preservers In number equaling or exceeding Its passenger carrying capacity would bo summarily dealt wlfli by tho government, and yet every ono knows thnt when the tlmo arrives for their uso tho passengers nnd crow may bo too much excited to profit by Uio provision thus made for Constant Wear Occasions No Discomfort. Dis-comfort. their safety. Tho passenger crossing tho ocean would certainly feel no small degreo of added security were he provided pro-vided with tho npparatus shown In tho Illustration. No ono would think of wearing ono of the bulky Hfo preservers pre-servers usually provided on shipboard all tho time, but hero Is an apparatus appa-ratus which will answer tho earns purpose, nnd yet without discomfort when tho tubo Is given cnablcsshrdl when constantly worn. Tho spiral form which tho tubo Is given enables tho wearer to suspend It around his body by means of the supporting Jacket, beneath the outor clothing, and It' tnkes but n short tlmo to Intlato tho reservoir through tho mouthpiece, which Is provided with a valvo to check the outwnrd How of tho air. Tho spiral coils lie flat when deflated, and nro scarcely pcrcoptlhlo to tho wearer, who, oven If tho dovlco rendered him slightly uncomportablo, would havo tho fooling of safety to countenance the nnnoyance. Wiley P. TlbbetB, of Toledo, Ohio, Is tho Inventor. Double Telephone Connection. Kxperlnionts havo recently been modo on tho telepbono botween Pnrls and Tours to test n now system by means of which two scparato conversations conver-sations enn ho carried on simultaneously simultan-eously on tho snmo lino. Tho pro-llmlnary pro-llmlnary oxporlnients nro stated to hnvo proved satisfactory, and the nd-mlnlstintlon nd-mlnlstintlon of tho Kronen Department Depart-ment of Posts and Telegraphs Is now seriously considering tho question of putting tho system Into actual operation opera-tion throughout tho country. Tho Inventor In-ventor Ih M. Petit, Inspector of tho oloctrlc servlco at Tours. Graphite Prevents Boiler Scale. It Is said that n small quantity of grnphlto mixed with water used In boilers will provont scalo forming, and If Bcnlo Is already In the boiler, tho graphlto will ponotrnte tho nld scalo nnd dceomposo It, so thnt It will drop to tho bottom. Tho dhicovory that grnphlto Is n w.ttor softener wm mndo by a mining company In Mexico, which used water slightly colored by grnphlto, nnd, noticing that their boll-or boll-or kept freo from scale, camo to the conclusion that tho graphlto acted as tlio provontlvo. Kven an awkward deed Is better than a sarrnstie word . |