“Youappearedtoreadagooddealuponherwhichwasquiteinvisibletome，“Iremarked。
　　“Notinvisible，butunnoticed，Watson。Youdidnotknowwheretolook，andsoyoumissedallthatwasimportant。Icanneverbringyoutorealizetheimportanceofsleeves，thesuggestivenessofthumbnails，orthegreatissuesthatmayhangfromabootlace。
　　Now，whatdidyougatherfromthatwoman’sappearance？Describeit。“
　　“Well，shehadaslate-colored，broad-brimmedstrawhat，withafeatherofabrickishred。Herjacketwasblack，withblackbeadsseweduponitandafringeoflittleblackjetornaments。Herdresswasbrown，ratherdarkerthancoffeecolor，withalittlepurpleplushattheneckandsleeves。Herglovesweregrayish，andwerewornthroughattherightforefinger。HerbootsIdidn’tobserve。Shehadsmallround，hanginggoldearrings，andageneralairofbeingfairlywell-to-do，inavulgar，comfortable，easygoingway。“
　　SherlockHolmesclappedhishandssoftlytogetherandchuckled。
　　“’Ponmyword，Watson，youarecomingalongwonderfully。Youhavereallydoneverywellindeed。Itistruethatyouhavemissedeverythingofimportance，butyouhavehituponthemethod，andyouhaveaquickeyeforcolor。Nevertrusttogeneralimpressions，myboy，butconcentrateyourselfupondetails。Myfirstglanceisalwaysatawoman’ssleeve。Inamanitisperhapsbetterfirsttotakethekneeofthetrouser。Asyouobserve，thiswomanhadplushuponhersleeve，whichisamostusefulmaterialforshowingtraces。Thedoublelinealittleabovethewrist，wherethetypewritistpressesagainstthetable，wasbeautifullydefined。
　　Thesewingmachine，ofthehandtype，leavesasimilarmark，butonlyontheleftarm，andonthesideofitfarthestfromthethumb，insteadofbeingrightacrossthebroadestpart，asthiswas。Ithenglancedatherface，andobservingthedintofapince-nezateithersideofhernose，Iventuredaremarkuponshortsightandtypewriting，whichseemedtosurpriseher。“
　　“Itsurprisedme。“
　　“But，surely，itwasveryobvious。Iwasthenmuchsurprisedandinterestedonglancingdowntoobservethat，thoughthebootswhichshewaswearingwerenotunlikeeachother，theywerereallyoddones，theonehavingaslightlydecoratedtoecapandtheotheraplainone。Onewasbuttonedonlyinthetwolowerbuttonsoutoffive，andtheotheratthefirst，third，andfifth。Now，whenyouseethatayounglady，otherwiseneatlydressed，hascomeawayfromhomewithoddboots，half-buttoned，itisnogreatdeductiontosaythatshecameawayinahurry。“
　　“Andwhatelse？“Iasked，keenlyinterested，asIalwayswas，bymyfriend’sincisivereasoning。
　　“Inoted，inpassing，thatshehadwrittenanotebeforeleavinghome，butafterbeingfullydressed。Youobservedthatherrightglovewastornattheforefinger，butyoudidnot，apparently，seethatbothgloveandfingerwerestainedwithvioletink。Shehadwritteninahurry，anddippedherpentoodeep。Itmusthavebeenthismorning，orthemarkwouldnotremainclearuponthefinger。
　　Allthisisamusing，thoughratherelementary，butImustgobacktobusiness，Watson。WouldyoumindreadingmetheadvertiseddescriptionofMr。HosmerAngel？“
　　Iheldthelittleprintedsliptothelight。“Missing，“itsaid，“onthemorningofthefourteenth，agentlemannamedHosmerAngel。
　　Aboutfivefeetseveninchesinheight；stronglybuilt，sallowcomplexion，blackhair，alittlebaldinthecenter，bushyblackside-whiskersandmustache；tintedglasses；slightinfirmityofspeech。Wasdressed，whenlastseen，inblackfrock-coatfacedwithsilk，blackwaistcoat，goldAlbertchain，andgrayHarristweedtrousers，withbrowngaitersoverelastic-sidedboots。KnowntohavebeenemployedinanofficeinLeadenhallStreet。Anybodybringing，“etc。，etc。
　　“Thatwilldo，“saidHolmes。“Astotheletters，“hecontinued，glancingoverthem，“theyareverycommonplace。AbsolutelynoclewinthemtoMr。Angel，savethathequotesBalzaconce。Thereisoneremarkablepoint，however，whichwillnodoubtstrikeyou。“
　　“Theyaretypewritten，“Iremarked。
　　“Notonlythat，butthesignatureistypewritten。Lookattheneatlittle’HosmerAngel’atthebottom。Thereisadate，yousee，butnosuperscriptionexceptLeadenhallStreet，whichisrathervague。
　　Thepointaboutthesignatureisverysuggestive——infact，wemaycallitconclusive。“
　　“Ofwhat？“
　　“Mydearfellow，isitpossibleyoudonotseehowstronglyitbearsuponthecase？“
　　“IcannotsaythatIdo，unlessitwerethathewishedtobeabletodenyhissignatureifanactionforbreachofpromisewereinstituted。“
　　“No，thatwasnotthepoint。However，Ishallwritetwoletterswhichshouldsettlethematter。OneistoafirmintheCity，theotheristotheyounglady’sstepfather，Mr。Windibank，askinghimwhetherhecouldmeetushereatsixo’clockto-morrowevening。Itisjustaswellthatweshoulddobusinesswiththemalerelatives。
　　Andnow，doctor，wecandonothinguntiltheanswerstothoseletterscome，sowemayputourlittleproblemupontheshelffortheinterim。“
　　Ihadhadsomanyreasonstobelieveinmyfriend’ssubtlepowersofreasoning，andextraordinaryenergyinaction，thatIfeltthathemusthavesomesolidgroundsfortheassuredandeasydemeanorwithwhichhetreatedthesingularmysterywhichhehadbeencalledupontofathom。OnceonlyhadIknownhimtofail，inthecaseoftheKingofBohemiaandtheIreneAdlerphotograph，butwhenI
　　lookedbacktotheweirdbusinessofthe“SignoftheFour，“andtheextraordinarycircumstancesconnectedwiththe“StudyinScarlet，“Ifeltthatitwouldbeastrangetangleindeedwhichhecouldnotunravel。
　　Ilefthimthen，stillpuffingathisblackclaypipe，withtheconvictionthatwhenIcameagainonthenexteveningIwouldfindthatheheldinhishandsalltheclewswhichwouldleaduptotheidentityofthedisappearingbridegroomofMissMarySutherland。
　　Aprofessionalcaseofgreatgravitywasengagingmyownattentionatthetime，andthewholeofnextdayIwasbusyatthebedsideofthesufferer。Itwasnotuntilcloseuponsixo’clockthatIfoundmyselffree，andwasabletospringintoahansomanddrivetoBakerStreet，halfafraidthatImightbetoolatetoassistatthedenouementofthelittlemystery。IfoundSherlockHolmesalone，however，halfasleep，withhislong，thinformcurledupintherecessesofhisarmchair。Aformidablearrayofbottlesandtest-
　　tubes，withthepungent，cleanlysmellofhydrochloricacid，toldmethathehadspenthisdayinthechemicalworkwhichwassodeartohim。
　　“Well，haveyousolvedit？“IaskedasIentered。
　　“Yes。Itwasthebisulphateofbaryta。“
　　“No，no；themystery！“Icried。
　　“Oh，that！IthoughtofthesaltthatIhavebeenworkingupon。
　　Therewasneveranymysteryinthematter，though，asIsaidyesterday，someofthedetailsareofinterest。Theonlydrawbackisthatthereisnolaw，Ifear，thatcantouchthescoundrel。“
　　“Whowashe，then，andwhatwashisobjectindesertingMissSutherland？“
　　Thequestionwashardlyoutofmymouth，andHolmeshadnotyetopenedhislipstoreply，whenweheardaheavyfootfallinthepassage，andatapatthedoor。
　　“Thisisthegirl’sstepfather，Mr。JamesWindibank，“saidHolmes。
　　“Hehaswrittentometosaythathewouldbehereatsix。Comein！“
　　Themanwhoenteredwasasturdy，middle-sizedfellow，somethirtyyearsofage，cleanshaven，andsallow-skinned，withabland，insinuatingmanner，andapairofwonderfullysharpandpenetratinggrayeyes。Heshotaquestioningglanceateachofus，placedhisshinytophatuponthesideboard，and，withaslightbow，sidleddownintothenearestchair。
　　“Goodevening，Mr。JamesWindibank，“saidHolmes。“Ithinkthistypewrittenletterisfromyou，inwhichyoumadeanappointmentwithmeforsixo’clock？“
　　“Yes，sir。IamafraidthatIamalittlelate，butIamnotquitemyownmaster，youknow。IamsorrythatMissSutherlandhastroubledyouaboutthislittlematter，forIthinkitisfarbetternottowashlinenofthesortinpublic。Itwasquiteagainstmywishesthatshecame，butsheisaveryexcitable，impulsivegirl，asyoumayhavenoticed，andsheisnoteasilycontrolledwhenshehasmadeuphermindonapoint。Ofcourse，Ididnotmindyousomuch，asyouarenotconnectedwiththeofficialpolice，butitisnotpleasanttohaveafamilymisfortunelikethisnoisedabroad。
　　Besides，itisauselessexpense，forhowcouldyoupossiblyfindthisHosmerAngel？“
　　“Onthecontrary，“saidHolmes，quietly，“IhaveeveryreasontobelievethatIwillsucceedindiscoveringMr。HosmerAngel。“
　　Mr。Windibankgaveaviolentstart，anddroppedhisgloves。“Iamdelightedtohearit，“hesaid。
　　“Itisacuriousthing，“remarkedHolmes，“thatatypewriterhasreallyquiteasmuchindividualityasaman’shandwriting。Unlesstheyarequitenewnotwoofthemwriteexactlyalike。Somelettersgetmorewornthanothers，andsomewearonlyononeside。
　　Now，youremarkinthisnoteofyours，Mr。Windibank，thatineverycasethereissomelittleslurringoverthee，andaslightdefectinthetailofther。Therearefourteenothercharacteristics，butthosearethemoreobvious。“
　　“Wedoallourcorrespondencewiththismachineattheoffice，andnodoubtitisalittleworn，“ourvisitoranswered，glancingkeenlyatHolmeswithhisbrightlittleeyes。
　　“AndnowIwillshowyouwhatisreallyaveryinterestingstudy，Mr。Windibank，“Holmescontinued。“Ithinkofwritinganotherlittlemonographsomeofthesedaysonthetypewriteranditsrelationtocrime。ItisasubjecttowhichIhavedevotedsomelittleattention。Ihaveherefourletterswhichpurporttocomefromthemissingman。Theyarealltypewritten。Ineachcase，notonlyarethee’sslurredandther’stailless，butyouwillobserve，ifyoucaretousemymagnifyinglens，thatthefourteenothercharacteristicstowhichIhavealludedarethereaswell。“
　　Mr。Windibanksprungoutofhischair，andpickeduphishat。“I
　　cannotwastetimeoverthissortoffantastictalk，Mr。Holmes，“hesaid。“Ifyoucancatchtheman，catchhim，andletmeknowwhenyouhavedoneit。“
　　“Certainly，“saidHolmes，steppingoverandturningthekeyinthedoor。“Iletyouknow，then，thatIhavecaughthim！“