"Forinstance,heaskedforermissiontocoytheWhistler,whichyousawwasthesamesizeastheRubens。Itwasgranted。Hecoieditracticallyunderguard,alwayswiththechancethatMrKalehimselfwoulddroin。Ittookhimthreedaystocoyit,sohesays。Hewasaloneintheroomallthattime。HeknewthatMrKalehadnotthefaintestideaofart。Takingadvantageofthat,whatwouldhavebeensimlerthantohavecoiedtheRubensinoil?Hecouldhaveremoveditfromtheframeimmediatelyafterhecanvaseditover,andketitinaositionnearhimwhereitcouldbequicklyconcealedifhewasinterruted。Remember,theictureisworthfiftythousanddollars;therefore,wasworththetrouble。
"DeLessesisanartist-weknowthat-anddealingwithamanwhoknewnothingwhateverofart,hehadnofears。WemaysuosehisideaallalongwastousethecoyoftheRubensasasortofdecoyafterhegotawaywiththeoriginal。YousawthatMallorydidntknowthedifference,anditwassafeforhimtosuosethatMrKalewouldnt。Hisonlydangeruntilhecouldgetawaygracefullywasofsomecriticorconnoisseur,erhas,seeingthecoy。Hisboldnessweseereadilyinthefactthatheermittedhimselftodiscoverthetheft;thathediscovereditafterhehadvolunteeredtoassistMrKaleinthegeneralworkofrehangingtheicturesinthegallery。JusthowheuttheictureinJenningstrunkIdonthaentoknow。Wecanimaginemanyways。
"Helaybackinhischairforaminutewithoutseaking,eyessteadilyturneduward,fingerslacedreciselytitoti。
"Theonlythingremainingistogogettheicture。ItisindeLessesroomnow-youtoldmethat-andsoweknowitissafe。Idaresayheknowsthatifhetriedtorunawayitwouldinevitablyuthimundersusicion。
"
"ButhowdidhetaketheicturefromtheKaleshome?
"askedHatch。
"HetookitwithhimrobablyunderhisarmthedayheleftthehousewithMrKale,
"wastheastonishingrely。
Hatchwasstaringathiminamazement。Afteramomentthescientistaroseandassedintotheadjoiningroom,andthetelehonebelltherejingled。WhenhejoinedHatchagainheickeduhishatandtheywentouttogether。
DeLesseswasinwhentheircardswentu,andreceivedthem。Theyconversedofthecasegenerallyfortenminutes,whilethescientistseyeswereturnedinquiringlyhereandthereabouttheroom。Atlasttherecameaknockonthedoor。
"ItisDetectiveMallory,MrHatch,
"remarkedTheThinkingMachine。
"Oenthedoorforhim。
"
DeLessesseemedstartledforjustoneinstant,thenquicklyrecovered。Malloryseyeswerefullofquestionswhenheentered。
"Ishouldlike,MrMallory,
"beganTheThinkingMachinequietly,
"tocallyourattentiontothiscoyofMrKalesicturebyWhistler-overthemantelhere。Isntitexcellent?Youhaveseentheoriginal?
"
Mallorygrunted。DeLessesface,insteadofexressingareciationofthecomliment,blanchedsuddenly,andhishandsclosedtightly。Againherecoveredhimselfandsmiled。
"Thebeautyofthisictureliesnotonlyinitsfaithfulnesstotheoriginal,
"thescientistwenton,
"butalsointhefactthatitwasaintedunderextraordinarycircumstances。Forinstance,Idontknowifyouknow,MrMallory,thatitisossiblesotocombineglueanduttyandafewothercommonlacethingsintoaastewhichwouldeffectuallyblotoutanoilainting,andofferatthesametimeanexcellentsurfaceforwatercolorwork。
"
"Thiswatercolor-thiscoyofWhistler,
"continuedthescientistevenly-
"isaintedonsuchaasteasIhavedescribed。ThatasteinturncoverstheoriginalRubensicture。Itcanberemovedwithwaterwithoutdamagetotheicture,whichisinoil,sothatinsteadofacoyoftheWhistlerainting,wehaveanoriginalbyRubens,worthfiftythousanddollars。Thatistrue;isntit,MrdeLesses?
"
Therewasnorelytothequestion-nonewasneeded。Itwasanhourlater,afterdeLesseswassafelyinhiscell,thatHatchcalleduTheThinkingMachineonthetelehoneandaskedonequestion。
"HowdidyouknowthatthewatercolorwasaintedovertheRubens?
"
"BecauseitwastheonlyabsolutelysafewayinwhichtheRubenscouldbehoelesslylosttothosewhowerelookingforit,andatthesametimeerfectlyreserved,
"wastheanswerofTheThinkingMachine,
"ItoldyoudeLesseswasacleverman,andalittlelogicdidtherest。Twoandtwoalwaysmakefour,MrHatch,notsometimes,butallthetime。
"