571 



EXPERTMENTA CIRCA LONGlT. 



Medium 98992,1 



Vt reducatur ad temperiem Parifinam -f- 6,0 



Numcrus ofcillationum quaefitus 98998,1. 



EXPERIMENTVM IV. 



Retardatione horologii Afironomici diiirna ex- 

 ificntc 11" pro vt patct cx fiipra rclatis obfcriuuio- 

 nibus, die J°. Maii fequcutcs comparatioucs inllitiitae 

 (uut. 



Horolog. 



