52® (OmSEKV AT, OrSmAENSES, 



dine 'Peindiili fifnpliGS ad fingul:! miniua :rcciin.di tem- 

 ■ppris medii olcillantis , a Ol :de la Caille Parifiis in- 

 iventa -3. ped. ■8,35 lin. erit ( 23''. ^i?''. 12^'' )* a'^ 



(23^ 57^.14^0*^'^ ;3- P^^- S, -5.5 lin. ad longitudi- 

 inern Pendoli fimplicis od finguh mintita fccunda tem- 



poris medii ofciljantis Petrobiirgenrem .3, ped. 9, i-i 



l;n. tjuae vix 5 partibus liji^ae cenrefimis diffirt nb 

 .illa.,ex nodris experimentis , Pendirli fimplicis beneficib 



inftitutis , fupra coUeda. Egrcgius hicce conrenftis •jrgi> 

 ■ nientoeire poflet, Ptndulo fimplici magis , quam Pen- 

 . dulo immutabili, effe iidendum ; ka vt longitudinem 



Penduli fimpiicis ad .fingula minuta fecunda temporis 



medii Petropoli otcillantis .ftiibilire poflimus ;3. ,ped. 



^, 20 lin. meiifur. Parif. 



