,,*APT] #AE ,WE ,3T9UE ,\R ,DESC5T ,,AT EIKS4 ,WE 7 A# ) EASE 6SEE OBJECTS >.D U4 8,WELL1 ,H>RY1 MY BOY10 CRI$ ! #ACI DELIT :EELS1 NO CRIES ( HAWK]S1 NO BAD LANGUAGE F BOATM5 OR WAT]M56 8,WELL1 ,UNCLE1 WE >E Q AT ! BOTTOM ( ? WELL- B 6ME "! IS "S?+ T]RI# 9 ? CALM40 8,:Y10 SD ! ,PROFESSOR HOTLY1 8"O WD SAY Y 7 ALR 2G9N+ 6BE AFRAID4 ,H[ W Y GET ON PRES5TLY8 ,D Y "K1 T Z YET1 WE H N P5ETRAT$ "O 9* 96! B[ELS (! E>?40 8,:AT C Y M1N1 SIR80 0 MY 2WILD]$ & A/ONI%$ REPLY4 8,I M1N 6SAY T WE H ONLY J R1*$ ! SOIL (! ISL& XF4 ,? L;G V]TICAL TUBE1 : 5DS AT ! BOTTOM (! CRAT] ( ,SNE6ELS1 C1SES "H J AB ON A LEVEL )! SEA40 8,>E Y SURE1 SIR80 8,Q SURE4 ,3SULT ! B>OMET]40 ,X 0 Q TRUE T ! M]CURY1 AF RIS+ GRADU,Y 9 ! 9/RU;T1 Z L;G Z \R DESC5T 0 TAK+ PLACE1 _H /OPP$ PRECISELY AT TW5TY- N9E DEGREES4 #ADJ 8,Y P]CV10 SD ! ,PROFESSOR1 8WE H Z YET ONLY 65DURE ! PRESSURE ( AIR4 ,I AM CURI\S 6REPLACE ! B>OMET] 0! MANOMET]40 ,! B>OMET]1 9 FACT1 0 AB 62COME USE.S- Z SOON Z ! WEI$ T ? "E-9CR1S+ PRESSURE MAY N 9 ! 5D TURN \ V PA9;L & 9CONV5I5T80 8,NO10 SD HE4 8,WE % DESC5D V SL[LY1 & \R LUNGS W 2 GRADU,Y A3U/OM$ 6BR1! -PRESS$ AIR4 ,X IS WELL "KN T AERONAUTS H G"O S HI< Z 6BE NE>LY )\T AIR AT ALL- :Y1 !N1 %D WE N A3U/OM \RVS 6BR1! :5 WE H1 SAY1 A LL TOO M* ( X8 ,= MYF1 ,I AM C]TA9 ,I % PREF] X4 ,LET U N LOSE A MO;T4 ,": IS ! PACKET : PREC$$ U 9 \R DESC5T80 ,I SMIL+LY PO9T$ X \ 6MY UNCLE4 ,HANS _H N SE5 X1 & 2LIEV$ X CAUOMET]1 #BI.F 9*ES4 ,!RMOMET]1 #F DEGREES ,7#DC DEGREES ,FAHR47' ,DIREC;N1 ,E4,S4,E4 ,? LA/ OBS]V,N REF]R$ 6! OBSCURE GALL]Y1 & 0 9DICAT$ 6U 0! -PASS4 8,N[1 ,H>RY10 CRI$ ! ,PROFESSOR1 9 AN 5?USIA/IC T"O ( VOICE1 8WE >E TRULY AB 6TAKE \R F/ /EP 96! ,9T]IOR (! ,E>?2 N"E 2F VISIT$ 0MAN S9CE ! F/ CRE,N (! _W4 ,Y MAY 3SID]1 "!=E1 T AT ? PRECISE MO;T \R TRAVELS RE,Y -M;E40 ,Z MY UNCLE MADE ? REM>K1 HE TOOK 9 "O H& ! ,RUHMKORFF COIL APP>ATUS1 : HUNG R.D 8 NECK1 &)! O!R HE PUT ! ELECTRIC CURR5T 96-MUNIC,N )! WORM (! #ADB LANT]N4 ,&A B"R LIK & GLOOMY TUNNEL6 ,! E6ECT 0 MAGICAL6 ,HANS1 :O C>RI$ ! SECOND APP>ATUS1 _H X AL PUT 96OP],N4 ,? 9G5I\S APPLIC,N ( ELECTRIC;Y 6PRACTICAL PURPOSES 5A#D U 6MOVE AL;G 0! LITIFICIAL "D1 AMID EV5 ! FL[ (! MO/ 9FLAMMA# & -BU/I# GASES4 8,=W>D60 CRI$ MY UNCLE4 ,EA* TOOK UP 8 BURD54 ,HANS W5T F/1 MY UNCLE FOLL[$1 & ,I GO+ ?IRD1 WE 5T]$ ! SOMB] GALL]Y6 ,J Z WE 7 AB 65GULF \RVS 9 ? 4MAL PASSAGE1 ,I LIFT$ UP MY H1D1 & "? ! TUBELIKE %AFT SAW T ,ICEL& SKY ,I 0 N"E 6SEE AG6 ,0 X ! LA/ ,I %D "E SEE ( ANY SKY8 ,! /R1M ( LAVA FL[+ F ! B[ELS (! E>? 9 #ABAI _H =C$ XF A PASSAGE "? ! TUNNEL4 ,X L9$ ! :OLE (! 9SIDE ) XS ?ICK & BRILLIANT COAT+4 ,! ELECTRIC LIITIES1 S]V$ ! PLACE ( /EPS2 & WE DESC5D$ SL[LY2 ALL[+ \R H1VY LU7AGE 6SLIP ON 2F1 AT ! 5D (A L;G CORD4 ,B T : S]V$ Z /EPS "U \R FEET 2CAME 9 O!R PLACES /ALACTITES4 ,! LAVA1 V POR\S 9 C]TA9 PLACES1 TOOK ! =M ( LL R.D BLI/]S4 ,CRY/ALS ( OPAQUE QU>TZ1 ADORN$ ) LIMPID DROPS ( NATURAL GLASS SUSP5D$ 6! RO( L LU/]S1 SEEM$ 6TAKE FIRE Z WE PASS$ 2N !M4 ,"O WD H FANCI$ T ! G5II ( ROM.E 7 ILLUM9AT+ _! "UGR.D PALACES 6RCV ! SONS ( M54 8,MAGNIFIC5T1 GLORI\S60 ,I CRI$ 9 A MO;T ( 9VOLUNT>Y 5?USIASM1 8,:AT A SPECTACLE1 ,UNCLE6 ,D Y N ADMIRE ^! V>IEGAT$ %ADES ( LAVA1 : RUN "? A :OLE S]IES ( COLORS1 F R$DI% BR[N 6PALE YELL[- 0! MO/ 9S5SI# DEGREES8 ,& ^! CRY/ALS1 !Y APPE> L LUM9\S GLOBES40 8,Y >E 2G9N+ 6SEE ! *>MS ( TRAVEL1 ,MA/] ,H>RY10 CRI$ MY UNCLE4 8,WAIT A BIT1 UNTIL WE ADV.E F>!R4 ,:AT WE H Z YET 4COV]$ IS NO?+- ONW>DS1 MY BOY1 ONW>DS6 #ADD ,X WD H BE5 A F> M CORRECT & APPROPRIATE EXPRES.N1 _H HE SD1 8LET U SLIDE10 = WE 7 GO+ D[N AN 9CL9$ PLANE ) P]FECT EASE4 ,! -PASS 9DICAT$ T WE 7 MOV+ 9 A S\?EA/]LY DIREC;N4 ,! FL[ ( LAVA _H N"E TURN$ 6! "R OR ! LEFT4 ,X _H ! 9FLEXIBIL;Y (A /RAIK$ FIFTY-F\R DEGREES ,FAHR5HEIT4 ,I _H E R1SON 62LIEVE F ? T \R DESC5T 0 F> M HORIZONTAL ?AN V]TICAL4 ,Z = 4COV]+ ! EXACT DEP? 6: WE _H ATTA9$1 NO?+ CD 2 EASI]4 ,! ,PROFESSOR Z HE ADV.ED M1SUR$ ! ANGLES ( DEVI,N & 9CL9,N2 B HE KEPT ! RESULT ( 8 OBS]V,NS 6HMF4 ,AB EIGE CAV]N ": AIR 0 N WANT+4 ,ON ! 3TR>Y1 X AB.D$4 ,:AT #ADE CD 2 ! CAUSE ( ?- 6:AT ATMOSPH]IC AGIT,N CD 2 ASCRIB$ ? DRAUE 64CUSS J !N4 ,FATIGUE & HUNG] MADE ME 9CAPA# ( R1SON+4 ,AN UNC1S+ M>* ( SEV5 H\RS _H N BE5 KEPT UP )\T GRT EXHAUS;N4 ,I 0 RE,Y & TRULY WORN \2 & DELI ! ^W ,HALT4 ,HANS LAID \ "S PROVI.NS ON A LUMP ( LAVA1 & WE EA* SUPP$ ) KE5 RELI%4 ,"O ?+1 H["E1 CAUS$ U GRT UNEASI;S- \R WAT] RES]VE 0 ALR HALF EXHAU/$4 ,MY UNCLE _H FULL 3FID;E 9 F9D+ SUBT]RAN1N RES\RCES1 B HI!RTO WE _H -PLETELY FAIL$ 9 S DO+4 ,I CD N HELP CALL+ MY UNCLE'S ATT5;N 6! CIRCUM/.E4 8,& Y >E SURPRIS$ AT ? TOTAL ABS;E ( SPR+S80 HE SD4 8,D\BT.S- ,I AM V UNEASY ON ! PO9T4 ,WE H C]TA9LY N 5 WAT] 6LA/ U FIVE "DS40 8,BE Q EASY ON T MATT]10 3T9U$ MY UNCLE4 8,I ANSW] = X WE % F9D PL5TY ( WAT]- 9 FACT1 F> M ?AN WE % WANT40 8,B :580 8,:5 WE ONCE GET "? ? CRU/ ( LAVA4 ,H[ C Y EXPECT SPR+S 6=CE _! WAY "? #ADF ^! SOLID /"O WALLS80 8,B :AT IS "! 6PROVE T ? 3CRETE MASS ( LAVA DOES N EXT5D 6! C5T] (! E>?8 ,I DON'T ?9K WE H Z YET D"O M* 9 A V]TICAL WAY40 8,:AT PUTS T 96YR H1D1 MY BOY80 ASK$ MY UNCLE MILDLY4 8,WELL1 X APPE>S 6ME T IF WE _H DESC5D$ V F> 2L ! LEVEL (! SEA- WE %D F9D X R HOTT] ?AN WE H40 8,AC 6YR SY/EM10 SD MY UNCLE2 8B :AT DOES ! !RMOMET] SAY80 8,SC>CELY FIFTE5 DEGREES 0,REAUMUR1 : IS ONLY AN 9CR1SE ( N9E S9CE \R DE"PURE40 8,WELL1 & :AT 3CLU.N DOES T BR+ Y TO80 9QUIR$ ! ,PROFESSOR4 8,! DEDUC;N ,I DRAW F ? IS V SIMPLE4 ,AC 6! MO/ EXACT OBS]V,NS1 ! AUG;T,N (! TEMP]ATURE (! 9T]IOR (! E>? IS "O DEGREE = E HUNDR$ FEET4 ,B C]TA9 LOCAL CAUSES MAY 3SID]ABLY MODIFY ? FIGURE4 ,?US AT ,YAK\/ 9 ,SIB]IA1 X HAS BE5 REM>K$ T ! H1T 9CR1SES A DEGREE E ?IRTY-SIX FEET4 ,! DI6];E EVID5TLY DEP5DS ON ! #ADG 3DUCTIBIL;Y ( C]TA9 ROCKS4 ,9 ! NEIK$ T ! ELEV,N ( TEMP]ATURE 0 ONLY "O DEGREE 9 E FIVE-&-TW5TY FEET4 ,LET U1 !N1 G ^U ? CALCUL,N- : IS ! MO/ FAVORA#- & CALCULATE4 8,CALCULATE AWAY1 MY BOY40 8,NO?+ EASI]10 SD ,I1 PULL+ \ MY NOTEBOOK & P5CIL4 8,N9E "TS "O HUNDR$ & TW5TY-FIVE FEET MAKE A DEP? ( ELEV5 HUNDR$ & TW5TY-FIVE FEET40 8,>*IM$ES CD N H SPOK5 M GEOMETRIC,Y40 8,WELL80 8,WELL1 AC 6MY OBS]V,NS1 WE >E AT L1/ T5 ?\S& FEET 2L ! LEVEL (! SEA40 8,C X 2 POSSI#80 8,EI MY CALCUL,N IS CORRECT1 OR "! IS NO TRU? 9 FIGURES40 ,! CALCUL,NS (! ,PROFESSOR 7 P]FECTLY CORRECT4 ,WE 7 ALR SIX ?\S& FEET DEEP] D[N 9 ! B[ELS (! E>? ?AN ANY"O _H "E BE5 2F4 ,! L[E/ "KN DEP? 6: MAN _H HI!RTO P5ETRAT$ 0 9 ! M9ES ( ,KITZBUHEL1 9 ! ,TIROL1 & ^? ( ,WURTTEMB]G4 ,! TEMP]ATURE1 : %D H BE5 #ADH EI