6 



LUNAR EFFECT 



1 There arc no observations in January, February, and March, of this year. 



1 Attention was paid to the shifting of the zero of the scale between tin- 9th and 10th. 



* Commencement of the hourly series of observations. 



4 Proper attention was paid to the change in the zero of divisions after the 10th. 



5 The half-monthly normals were used. 



