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jo Philonis de TeIo

eline quidem*, latitudine autem*, crassi-tudine vero*. Conflabantur autem ex xterubro praeparato, utpote omnium opti-mo : quod recte purgatum ac fsepius exco-ctum eflet: deinde in minam mixto stan-no ponderis trium drachmarum, & ipsopurgato atque excocto valde : post ha?cinfusis ac ductis fquammis, ubi mensurasfupradictas acceperint, tum demum mol-lem eis curvaturam dedimus ad ligneumimmiflorium: & postea eas frigidas subin-de apprehendimus,diuturno tempore ser-vantes eas squalis craflitudinis,&rectasin temporibus, &C in latitudine firmas at-que inflexas, &£. undique aptatas imm i flo-rio. Posthsc eas binas composuimus, sibiinvicem cavitates earum conjungendo,extremitatibus ad unguem elimatis,& permodiolos sibi invicem conjunctis. Vis igi-tur ac robur accedebat fquammis, ex a?riscompositione.Nam candidiflimum ac pu-rissimum tes, conflatum quantum fieri po-• test, nullius mixtura? particeps, robustumest, & grave, ac firmum. Laudabantur au-tem frigida?, quarum superficies assidueac diuturno tempore densata fuerat, utfirmitas iis praistaretur: ubi vero utrimquegibbosa? facta? fuerant, sicut antea dixi-mus, juxta calcaneum cubiti collocaban-tur. Porro cubitus calcaneum habebatfquammis innixum: ipse vero circa ansamferream currebat, qua? juxta posita eratextra superficiem cubiti, & in latercu-lo ad extremitates continebatur vinculisferreis , qua? fquammas simul undiquecomplectebantur, ne laterculum fatisce-ret. Pra?terea annulus reteus adha?rebatad seperficiem cubiti, & cubito aduna-tus erat, per quem ansa ferrea discurrebatad Cissophyllum, quod ex ipso protendi-tur. Cum igitur fupradicta constructio ex-sisteret, usu veniebat ut dum toxitis de-primebatur, cubitus circa ansam ferreamdiscurrens, unam e fquammis calcaneopremeret. Et ex convexa parte pressa inextremitatibus squamma,&: alteri fquam-ma? innixa, simul ipsa recta fiebat, & al-teram rectam prtestabat. Nam alteriussquamime medietas etiam laterculo ad-ha?rebat, &: vinculis ferreis qme ipsamcontinebant. In depressione igitur, quem-admodum ostendimus, necesse erat utsquamma? recta? fierent, eo quod sibi invi-cem inniterentur, utque in attractionerursus in eundem ordinem ac figuram res-tituerentur. Quapropter usu veniebat utsquamma? disjuncta: magna vi elevarentcalcaneum cubiti. Ac fortasse id quod di-xi incredibile tibi videbitur, quemadmo-dum kaliis multis. Aiunt enim fieri nonposse, ut squamma? qua? flexionem ha-bent, & cubiti violentia recta: affecta?

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