



eDr^eoa>QH2jHNoo*'ec <- ~ as 



Table 1 



Table •"> 



Tabl< 



| 



Horizpnta] scale six hours in one inch 

 Vertical scale 20 niches 1<> one inch 



CURVES I1J.I STHYl'INii THE TABLES "V linuAHY OSCILLATION DEDUCED 



I *S TAKEN OS THE SIKVF.Y . 



