£T FRIGORIS AQf'AE FLVENTIS. 239 



Vefperi, Thermom. in aere quieto gr. 170. poft 

 horam gr. 176. Nox frigidifliima , vt nolim experimen- 

 tum in aqua capere. 



D. 14. Febr. Mane nubes , cum niue pauca. 

 Mercurius in Thermom. in aere quieto. gr. 170. in li- 

 bero gr. 16-j. in aqua 152. 



Meridie in /aere quieto gr. 16^. hi libero 164.^. 

 in aqua gr. 152. 



Vefperi , Thermometrum in aere quieto gr. 162. 

 in hbero gr. 163. in aqua gr. 152. 



D. 15. Febr. fcre toto die ningit, ventus nullus, 

 Thermometrum in aere quieto gr. 158. in libero gr. 157. 

 in aqua gr. 152. 



Meridie, Thermometrum in aere quieto gr. 155, 

 in hbero gr. 1^6. in aqua gr. 152. 



Velperi , Tliermometrum in aere quieto et Ubero 

 eft ad gr. 156. in aqua autem gi-. 152. 



Perftitit Mercurius in Thermometro in aqua ad gr. 

 152. vsque ad iUud tcmpus, quo fluuius glacie fua hbe- 

 rabatur, quod mdum d. 16. 17. 18. Aprilis- poftmo- 

 dum vero incepit mutari -reufim ienllmque , ita vt d. 2.6. 

 ff. 28. April. .efTet circiter gr. 148. 149. 



D. I. Mai. Therm. in aqua crat ante meriditm , gr. 

 148. coelonubilo, imbres nonnumquam (pargente , in acre 

 135. grad. Poft meridicm venit glacies ex lacu ladoga, 

 tanta vi, vt pontem nouum rumperet, aer erat vclperi 

 144- gr- Experiri erat animus, num haec glacies mu- 

 Tom. VII. I i tatio- 



