Show SCIENTIFIC MISCELLANY One Olle of IC our commonest mental opera operations Ja estimating e periods of At Attempts Attempts o tempts hat lae a bel made mallo to I determine time thu quality CUly of tt our OUI tl sens I II and 1111 In iii Inthe II time the latest experiments nt cut Harvard U US S tty s antI and females from 17 1 to 23 3 yeats ca old olti were to the th length of ot each of oC four litter Inter Intervals vale vals 18 1 3 36 8 and att lOS seconds under ulder four lour different nt Comparing the thu Ihl sexes the th female etudes proved to ho he much uch less leHi than the tite tie males The he male judgments ranged from rein raIn 1 I to 10 II 30 with at III Invariable tendency to t and IU the ramme Vr vf i f tiui tl was 1 tu to H u cm con COIL el being UK tIme Ihl rule The thu 1 Itself lt Is m much mitch ich shorter to the tho female than the thu male ull People Popie do dl not Hot ot know kno ni I a many odors ollor ua titi they suppose according to o n Il Now No York investigator Testing 5 girls with wih a tt set st ft of o Q o t common odors chiefly oils 01 only 6 on thu Itco average were correctly named d Those hoM most of ot often ten Identified wens cam camphor peppermint vanilla lull and those least le t often recognized r were hem held hemlock lock bergamot ISI usa wormwood worm wood tind 1014 III lavender In Iii u u a I novel Ioel doe devIse for tOI or preventing tho racing of propellers u IL ii pendulum 3 with the titu vessels motion Time The he pendulum Is connected to 10 the tle tle throttle valve nn ll O tha Ihl th stern rises steam is gradually snut 1111 off of up uj to the thu point where helt the tho engines aru are topped stopped altogether the valve lve being reopened us the th propeller begins beline to tl tako take water TJi Tiun Til recognition seu of ants lIls Is iii 11 found by Iy II It I PIron to tl bo be a ii I recognition of or odor olor by b tho tue The Phe usual hostilities of ot mints ants Ill reared reu ell when those tho o of oC the stranger or at community wera vero era ulven lvell theIr own on odor while utter alter lot los losing 10 lug ing Ilg they fought friend and IIII foe toe alike Ilke Artificial light Is b to tl find a I powerful rival In II for coming sanatoria Preparing for tor an 11 operation for fop cancer on Ott the limo tar emit cu Dr a I Frankfort surgeon i I visiting Caux les hes Territet on Lake 1110 where ho lie hI wa was al to time the suns stiltS tays for rOI many Inn hour hour ii mm duty daj and the effect was WOK so 1 un unexpected expected and 1111 surprising that ho he ex ez extended tended tainted his hiM still stay to several weeks week when his liU hil ear became becal completely healed Malel with without out nut the tha operation Other ca r eases en e Including lUg ing throat treatment by passing sun Sll sunlight light through the open Olle mouth hav hll given similar Imla remarkable It I h b t that cells cel of cancer and 1111 other 1 tissue t euc being unable to pro protect t t themselves by b absorbing coloring matter from frol time the blood and becoming killed tho lice sunlight pigmented Ir tim by and 1111 that mountain resorts are lre especially e ally ni favorable the tho Intensity of oC the light Is icu I greater there thero in Is tees vapor and the tha air is ii I free treo from rout gernis clay eln Is iii II claimed us aa the HUC suc remedy reme of ot ii Dr DI rh of ot WI um for tor or intestinal 1111 disease dJ Hit bug 11 Asiatic cholera cholom It I In is I given gen to t the Iha child or cm adult In 1 a 1 dote dose nf ot 10 to grains all In In is supposed to act by enveloping the tho microbes anti 11 checking their development and time tho production of l toxins toxin gives Jh place hi iii half hult an n hour Mur to n a crl crisis l like that of ot pneumonia monia Sodium or 01 zinc Ino II ne te In 1 Ii a I hot hotH H or 01 1 I pet per lent cent Million Is U a ft new lew French preservative r and for tOl wood for tor mines Passing bubbles bubble under i by b nn an ln air nil jet jel or lubricating with wih herMeno eno oil 01 two Or op three times a day tay luts hM beep been miK tion as 11 u IL means of or learning lesl fric friction rIo Perhaps In lit no nl line hue of ot human effort have modern developments brought mote more striking results that than In II lecturing this the other day on modern I ancient methods nn an 1 I engineer I lon nett H II Drought out nut the lie that has hns made mlle It to tomine tomine I mine copper ore In the taint Lithe LI O Superior nt at lt a I depth of It f feet ct eold IL ore orent at nt limo tho New e Chum Chul railway mine mIn In n VIe Vic turin torla at II n ft depth of ot 4 U 6 G fet and coal nt itt the mint mine near clear Manchester nt at II n a depth of ot feet t et to work with profit at II rock yielding ono one tenth of ot n it carat rt of Gf diamonds per load to 10 it work with profit at lt the tho th Atlantic mine I ake Liku Superior rock containing of ot otic Otte ole per pe cent of ot copper tr re and und for tor a n gold Eold nt at tt to pay July n ft dividend on u a I yield of oC two penny penn pennyweights weights to tl the ton of ot oro |