m co) ^ 



V, Non prsetereuHda eftColledio, vel pocius protrufio prin:- . 

 cipiorum fiibciliuni ad:ivorum verfus centrum fix^ti aucpecrifica- 

 ri corporis, quam & racio didac, & experiencia confirmat : Pf o 

 fixacione indueenda fluidjcas vei mocus parcicuiarum minima- 

 rum ica coliicur > u£ anguillarum ad iaftar fupcr invicem prius 

 prorepences parcicute nunc obrigescanc, porisincerim vel inter* 

 fticiis replecis aSalinis noftri«, vel aliis id genus corpufculis, acq; 

 iic corpus fixacum amplius poftea requirac fpacium quam ance j 

 durance incerim conftipacione pororum congelandi corporis,vo«. 

 laciliores parcicute , nce ica facile eorripi apcce, aufugianc, vel pp- 

 rins propellantur neceffe eft, & quidem verfoscencrum (quoniam 

 fiiKacio abextra primo incipic) ubi auc fluiditacem priftinamfer* 

 ¥anc, auc fale copiofiori imbuco nunc cicius nunc cardius fixan- 

 tcur, in ucroque aucem hoq ftacu fphajram excenfionis fijae confer* 

 vare ftudenc, ita u€ cum ambience maceria non aliud, quam €on^ 

 jciguicacis ineant fpedus, cxempla id genus concencracionum oc^ 

 €urrunc,inChymicispr5iefer£im5plurima, memorandum eft illud 

 vini avehemendsfimofrigore abexcracongcIaci,ac incerim fpiri- 

 Duofiorem^ & generofiorem fui partem verfus ecncrfi ^jompelien- 

 cis; familiareeft iis,quiLapidibus frangendis condu<3:i funt,mar* 

 iBor fubcilius ofFendere iri medio maflae & fodinae ; in mecalli fo^» 

 dinis non reperias argencum vel aliud mecalium purum pucum, 

 nifi in folidisfimorum faxorum lecncro , ubi (ac fpacii inveniens 

 arbufculi inftar hauc raro efflorefcic ; Fide wetalikolarum conftaf^ 

 quod ingentia fam infra horizontem fenfim in glaream adeo tenuem 

 abeantyUt pro cle^fjdrii inferuire poffit ^ hancq^ giaream aquU per^ 

 mixtam ejjkyadeo ut fi quis incideret, non fecus ac in aqui^ fubmer-^ 

 geretur, neqm fundum atiingeret ^ ceftje peckerQ Phyf, fubcerran, 

 J>i» C2. c.2. n,^, 



VI. Denique advcrci volo, fijbtilia illa porpufcula lieec con^ 

 cencraca & quafi incarceraca, non propter^ amififle vim ftfe ex^^- 

 ccndendi clafticam^ quinimjO in canco majori gradu eam pofil-' 

 ^l^r^ qud yi? vim% eft forciar difp^rsl, hii|c vi^i propriQ daccre, 



wl 



