LIBER DVODECIMVS. 45P 



nacisparsuacLiacoplcaturtota ijrciclaxisaluminofis Mnoxionicontincter 

 uranturdonccrubercat,(S(: tumu luliurcijcxhalct:qdcis fccundij diucrfam 

 ipforiinatura fpacio dcccm ucl undccim uel duodccim,ucl pluriii horarum 

 accidit:hoc unii magiilro maximc caucndii cft^nc faxa plus minus quam o^ 

 portct,urat:na altcro modo aquis cofpcrfa i\o mollcfciit , altcro ucl dunora 

 fiunt ucl in cincrc rcfoluutunneutro cx cis alumcn copiofum coficitur,quia 

 uircs,quas habet,ipfa dciMicmt:dcindc rcfrigerata cxtrahantur, Sc in arca co^ 

 uchantur,aliaqj alijs fupcrponantur,ut ftrucs fiat longa ad pedes quinqua^ 

 ginta,Iata ocfto,alta quatuonquibus aqua-^cochliari alto hauftx, infpcrrrau 

 tur dicbus quadraginta : ucrnis quidcm manc Sc ucfpcri , ecftiuis etia mcri^ 

 die:tanto tcmporis fpacio madcfacfla calcis inftar reftinda-rcfoluuntur, ori 

 turqj noua qua^daaluminis futuri materia , qux mollis cftatqj fimillima li* 

 quidac medullx in faxis rcpcrtx : &: quidc candida,^ faxa antc fucrunt cau:* 

 dida quam urcrentur:rofca,fi rubor candorc miftus cis infcdit: cx iJla fit alu 

 mcn candid{i,ex hacrofcil:tum fornax fit rotijda:cuius pars infcrior, ut uini 

 caloris fuftincrc polIit,fiat cx faxis,qucc igni nccj? Iiqucfcunt,ncc in puluere 



rcfoluiitur,cratisinflarcofi:rucn:is:abhisaIteduobuspedibusinmuro,iifdc 



faxis ducto,collocctur grandis cortinx fundii^qd conftct c laminis xreis: ei 



us fundi concaui Sc rotundi hnea dimetics,pedii (it o(flo: in Iocli uacuii,qui 



efl; fub fundii,imponcntur ligna igni accedcnda.Supcr maroinc fundi corti 



na faxis cxtruatur figura turbinata, ut cius flindi linca dimctics fiat pcdu fci: 



pte,oris dccc:ipfa alta odo^quce intus olco perfricetur,deinde malthetur,ut 



aquas bullientes cotincre poflit: maltha fiat e calce recenti,cuius oleba uino 



fitrefi:in(fla,e fquama ferri , ex umbilicis cum albuminc ouorii 6c olco tuCis 



atcp permiflis : margini cortina? fupcrponatur ligncus circulus, crafTus pe^ 



de,altus femipedcin quo excocftores reponant batilla lignca,quibus aquas 



a terreno 8C gkbis faxorii non refolutis,qua; refident tn cortina; fimdo,pur 



gant.Cortina fic prarparata fcre tota coplcatur aquis , in cam per canaficulii 



infufis,quas acri igni coqucre conuenit ufcp dum bulliant: dcindc matcriar, 



cx faxis uftis Sc aqua cofpcrfis ortx,cifia odlo paulatim a quatuor cxcotfto* 



ribus coniiciantur in cortina : qui batillis,qua! ufcp ad fundum pcrtinoant, 



matcria ab imo reuoluant 8C cum aquis mifceat: rifdcglebas faxorii non re* 



folutas c cortina cximant: quo modo tcr aut quater oem matcria inijcict ho 



ris plus niinus duabus uel tribus intcrpofitis: quibus aqua?,faxca illa mate* 



ria refi-igerataf,rurfus incipict fcrucrc:aquas tandc fatis purgatas Sc ad cooe 



.landiiaptasaltiscochlcanbus cfFufas percanaliculos ducantintriointala^ 



cus roborcos,uel quernos,uel ccrreos: quorif pars uacua fit loga pedes fex, 



alta quincp,lata quatuor.In his aquas congelant 8c in alumen dcnfantur uer 



no tcpore diebus quatuor,xfi:iuo (cx : poflea foraminib.qux fn lacuii fijns: 



do funt,apcrtis,aqua: no cogelatac excipiantur uafculis,et rcfundatur in cor 



tina,uel rcferuetur in uacuis lacubus,utcijmagiftro cxcocftorij uifum fucrit 



eas minillri in cortina rcfundat : qux quia no carcntalumine,meIiores funt 



aquis cius proifus cxpertibus:tum alumc fcalpro uel cultro cxcindetur: qd 



crafTum Sc praciians erit fccundii faxi uires^candidii uel rofeij fccundii ciuii 



dem faxi colore . At terrenus puluis , qui aluminis particeps in fundo lacuii 



rcfidet craflus ad digitos tres aut quatuor, dcnuo cii noua aluminis materia 



Q, z conij* 



