NowcomestheBalingoftheCase.Buttocomprehenditaright,youmustknowsomethingofthecuriousinternalstructureofthethingoperatedupon. RegardingtheSpermWhale’sheadasasolidoblong,youmay,onaninclinedplane,sidewaysdivideitintotwoquoins,*whereoftheloweristhebonystructure,formingthecraniumandjaws,andtheupperanunctuousmasswhollyfreefrombones;itsbroadforwardendformingtheexpandedverticalapparentforeheadofthewhale. Atthemiddleoftheforeheadhorizontallysubdividethisupperquoin,andthenyouhavetwoalmostequalparts,whichbeforewerenaturallydividedbyaninternalwallofathicktendinoussubstance. *QuoinisnotaEuclideanterm.Itbelongstothepurenauticalmathematics. Iknownotthatithasbeendefinedbefore. Aquoinisasolidwhichdiffersfromawedgeinhavingitssharpendformedbythesteepinclinationofoneside,insteadofthemutualtaperingofbothsides. Thelowersubdividedpart,calledthejunk,isoneimmensehoneycombofoil,formedbythecrossingandrecrossing,intotenthousandinfiltratedcells,oftoughelasticwhitefibresthroughoutitswholeextent. Theupperpart,knownastheCase,mayberegardedasthegreatHeidelburghTunoftheSpermWhale. Andasthatfamousgreattierceismysticallycarvedinfront,sothewhale’svastplaitedforeheadformsinnumerablestrangedevicesforemblematicaladornmentofhiswondroustun. Moreover,asthatofHeidelburghwasalwaysreplenishedwiththemostexcellentofthewinesoftheRhenishvalleys,sothetunofthewhalecontainsbyfarthemostpreciousofallhisoilyvintages;namely,thehighly-prizedspermaceti,initsabsolutelypure,limpid,andodoriferousstate. Noristhisprecioussubstancefoundunalloyedinanyotherpartofthecreature. Thoughinlifeitremainsperfectlyfluid,yet,uponexposuretotheair,afterdeath,itsoonbeginstoconcrete;sendingforthbeautifulcrystallineshoots,aswhenthefirstthindelicateiceisjustforminginwater. Alargewhale’scasegenerallyyieldsaboutfivehundredgallonsofsperm,thoughfromunavoidablecircumstances,considerableofitisspilled,leaks,anddribblesaway,orisotherwiseirrevocablylostintheticklishbusinessofsecuringwhatyoucan. IknownotwithwhatfineandcostlymaterialtheHeidelburghTunwascoatedwithin,butinsuperlativerichnessthatcoatingcouldnotpossiblyhavecomparedwiththesilkenpearl-coloredmembrane,liketheliningofafinepelisse,formingtheinnersurfaceoftheSpermWhale’scase. ItwillhavebeenseenthattheHeidelburghTunoftheSpermWhaleembracestheentirelengthoftheentiretopofthehead;andsince-ashasbeenelsewheresetforth-theheadembracesonethirdofthewholelengthofthecreature,thensettingthatlengthdownateightyfeetforagoodsizedwhale,youhavemorethantwenty-sixfeetforthedepthofthetun,whenitislengthwisehoistedupanddownagainstaship’sside. Asindecapitatingthewhale,theoperator’sinstrumentisbroughtclosetothespotwhereanentranceissubsequentlyforcedintothespermacetimagazine;hehas,therefore,tobeuncommonlyheedful,lestacareless,untimelystrokeshouldinvadethesanctuaryandwastinglyletoutitsinvaluablecontents. Itisthisdecapitatedendofthehead,also,whichisatlastelevatedoutofthewater,andretainedinthatpositionbytheenormouscuttingtackles,whosehempencombinations,ononeside,makequiteawildernessofropesinthatquarter. Thusmuchbeingsaid,attendnow,Iprayyou,tothatmarvellousand-inthisparticularinstance-almostfataloperationwherebytheSpermWhale’sgreatHeidelburghTunistapped.