308 DE ELECTRICITJTE IN CORFORIBrS 

 Experim. VI. 



Si elc<^ricitate indiccm cleuante ad gr. 25. tmgitur 



filiim ferrciim ab hominc , folo cx aircribiis compaginato 



infiltenti , ceOTat tota elc<fh:icitas , ct indcx lele adplicat 

 regulac fcrreae. 



Experim. VII. 



Si elcAricitatic indiccm eleuaotc ad 20. gr. tangitiir 

 fiUim ferreum ab hominc in rcfina ftantc , indcx adhuc 

 ollendit gr. 10. Si ab alio non ftantc in rcfma tangitur 

 tota clcsftiiciLb aufurtur ct indcx oUcudit gr. o. quin Icfe 

 adplicat rcgulac fcrjcac. 



Expcrini. VI IL 



Si cIccTtiicitatc indiccm cleuantc ad gr. 20. prisma 

 d ndmouctur lilo Icrreo, elcdfilicato ab hominc in rcfma 

 (linte ct altcrnm prisma c fciifim appropinquatur prisma- 

 ti </ , in dillantia duarum iincarum oricur fcuitilla concre- 

 pans ct indcx rccedit a gr. 20 ad gr. 16. dtindc nc 

 qpidcm coiuigcntibus Iclc prismatibus c ct d fcintilla ori- 

 tur , ncc indcx mutatur. Si vcro clcdricitas homini in 

 rcfina ftanci aufcrtur , dcnuo adplicans prisma clicit itcmm 

 fcintillam concrcpantcm aft dcbiiiorcm , prismate c a pris- 

 mate d minus diftantc qu.uii priori cafu. Et tali rationc 

 elecflricitas aufcrri potcll , \t rcfidua non fit li^nfibilis. 



Expcriin. IX. 



Mafla 324. Lbranuii clcdrilicata ct indice oftendcntc gr. 

 ao. indcx prinw miuutQ primo tcmporis rcccliit ud gr. 19. 



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