570 EXPERIMENTA CIRCA LONGIT. 



In comparatione hariim et fequentiiim obfcr- 

 Vdtionuni id Iblum pro norma habui , ne combi- 

 naiidac oWeruationes minori quam vnius horae in- 

 tcruallo A (e inuicem diflarent : cacierum promilcuc 

 in computum duiflae funt. 



Abbas iie la Caille Parifis inflitutis expcri- 

 mentis repcrit idem ipfum authoinaton in tcmpcrie 

 aeris 6f lupra o thcrm. Reaum. Ipatio dici Solaris 

 medii conficcre 98908 ofci!]. at cum pcr cxpcri- 

 menta Grifchouii eodem authomato Petropoli ini^ituta 

 couftet variationern vnius gradiis therniomctri Rcau- 

 muriani produccrc variationcm vnins ciiiam proxinic 

 ofcillationis in motu pcnduli inuariabilis , numcrus 

 ofcillationum fupra inucntus minuendus crit vna olcil- 

 latione , vt experiiiicnta noflra ad eandem tcn)pc- 

 ricm , in qua Parifixs inflitota funt , rcducantur. 

 Quarc nnnurus ofcillationum fpatio d;ei Solnris mcdii 

 Kolac confcdorum flaLui potcrit rotunde 9S692. 



EXPERIMENTVM IL 



Die V,- Maii rcrardLitionc horologii aflronomi- 

 ci exrflente 6\'' conciirfus iliius cum pendulo inua- 

 riab'.Ii (equentcs funt obRruati. 



Horol. 



