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Show H g J J I ABOUT THI EWTH 5 Hf AT. S Kdu i' ! '" " "" "l.nllr llll.f from 9H 9H I 5 j! th lrrMtnr'rn'( I'1 O.ler BtJ Man toleritlflo tun aw dowitlng WA ll' llidr llrw to finding mit all lliatranlia H HilH i learned altout tho luterbr of thli won M II Jj derful globe, ol our. One of tlio Inter Km 4l tln problem! on thlcli tlier aro en f Ti 4r ' 1 Kfl ' tl10 depth find ffcoffrnplilo.il ; s li' ' '! limltiof tlie eruianently froreri iotl l J JJHlijI 1 U llritlli twoclntlon hat collected HI t J l M Jarse amount of data on tbtafiuretluii. HI i I a f ' ia ''"' ut aumo curluut H '"' i IT thlngt, tueli aa th. fact that eicollent H itot It? ' vlieat linda north of Manitoba overlie H '-( Ifc 3 ? frozen earth that never thaw. nW ftl HoinetlmM treologUlI llnd ttrala. i B P'l !fj rock that tlnrr.ro abl to tliow nnivt H ' ft 1' I liavelieenliurledat unmotoagB 30,000 H ) i f f feet under tlio mirfaca Tticto upturned HI 1 l eduof rock, nhlch Hml terrlljlo con H 'L'.' J I MiWon liflnl to tlis air, Riio in a US 1111 fi fcllrorwoof tho condition of tlio Interior HB if rl f aomn war below Hm Rrcatet depth to aaH m ) I which o mn ntlain. TAD wurkimii H i i ( I In tin ilipnt mlnei of Kurfiio wellor H II 'ft. if it lualinoit Inlolerntilo lioAt,nnd Jetlliey I i lit l.nro never lnclmtclmer on. Mtrn l 1 ' 1 IB thouwndth (wrtot the dltnnce from HI ? i1 tli'f thourtacu tn tlio center of tho rartk Hh lilt IIP In the lower Icrrli of Mimii ot tho Cum H A ill ' mlnei 111" men funnht KaldliiR ImII lit ' llil water, and could labor onlr thro ' aaH I'i ' ! ilil fourhoun at n time, until thotiutrn alH 1 i B48 tunnel pureed tho tnlnet mid drew oil H f ' fjjf lomo of Hid Urrihla lirut, wlikh hml l'lli U llnnd at 1 de. ! 1 n ift Ulio deeieit burin? over made that f m 1 yic at rpcrenberf,, near llerllu, penclralti i B i y "n1' 41-' 'K'' "'""' ' " ,,'t dw''" IBHRH f t'"tM '9 'rt,Il0,, artcelan well lit bL HVN V 1,CU''" '"'" '""" "' "''' '"T"'!"' HMv) flldT knowleilffo U that llieroaru morv theo HHrli ill nnt' ulf Imtr nmouff aetentlilo men HHIiII iiU with regard to tho luti rlor of tlm earth Ht 'f j j j than about anr other probletuof phrl Hl lit ' V rrd fctcnco. Homo tuilnent phrlcMi, HHIiILH Y f or hutanee, llko Sir Wlltlnm TIioiiimiii, Hf l! IX ,UT bc,lclc'1 llnt lh" "t ot the Ik1 I A In earth li at leakt bOO mltei thick. The aLHIir' i 1 I ii' majority nddiico goo.1 rcnsorn for lm- HBrit : if! lloTlng that tho cnut lionlr twmtr W ill '! IB tiro to flftr mllea thick. All nijreo llint fHlrli1 V' ' ill the temicmturo within tho earth eon !! i v tlnuee to UiervaMt at It doit neir the HIR jft trl kL iurface at thoratoof 1 drg I'ulinn aaHlf,' li '. U '"" 'or n)n"t errr flflr flio feet ol H ,Tj i if deMvnt All Irtioom rucki must be H 1 m it' fucd at ho great deptlu !"" Jli ! J In fact, at thU ralo of lncrcac, the Vn lis trinperatura at 200 mllea U 53,000 Hi deyv ruhrenhelt, which It l'rofeeaoi J', .it Itovttltritlmatoof tho probablo tout IS" . pcratiiroof theeiin. It It Improbable, ' jiS hoiiercr, that tlila rito of Incremo It !' f ' Vt maintained for a grout dlttanco, and B ii t 'j i t man phrilcltti bellcta that at nonn Uln ! ' ' M F uuknown but not very great depth the a&ili. tl c lnercosa hi tinpcriiturv cnuca. One It i $ , a of tlio moit wondorful things In the j. VJ II atudjrof aelenem U the fact that th lit flu luriterlc ot one aclcnco aro touictliuct B B completely or partly ciplilned by jft if knuwleilgii gleaned In tome other do- ii If partment of ttudy, ' 1 J t 55' Itiithutlliit lnvtiirall.lt who hae !i I 31 hmiUj.le.1 the fauna and flora ol 'j . JR tooniiotl'iicine Ulniidt li.io lcnniod (, (!) how far tooth Aolntlo tt prvatl, a' 'I I' i if ""ll 'llkT a,,JcJ R""it weight tolho ;tl 1 j I roneluilont of geologUtt tlutt theM 'JjE f v hlimlt were once npartof tho btfz ciiu V i tlnmt north of them aoMUiwaltc aaaH! t U! I I Ueornplilcal Magnilne |