122 On the Horary Oscillations of the Barometer at Rome. 



N. B. The preceding temperatures are from the attached thermometer. 



The preceding table being the results of the simple observa- 

 tions, as inserted in my register, the next object was to reduce 

 them, 1*^ By interpolating numbers for such intermediate 

 hours as it was evident could be done with sufficient accuracy, 

 and by reducing the heights which happened to be taken at 



