WHOLK \0r,. Nt)TES. NORTH Ari.ANTH; 89 



1898 Sei)tenil)er to 1920 9.0 111. 



All values have been reduced to Mean Sea Level hy applying 

 the following corrections : 



1873 September to 1894 + i.i mm. 



1895 to 1898 August +0.7 mm. 



1898 September to 1920 +0.9 mm. 



Hours: The values are the means of observations at 8'\ 14'^ and 



2l'\ 



Nofcs: All values have been corrected to normal gravity (Lat. 

 45°) ^'y applyiiig ^ correction of +1.2 mm. 

 Temterature. 



Hours: The values are from observations at 8'\ 14'', and 21'', 

 calculated by the following formula, which gives 

 an approximation to the mean of 24 hours : 



i[2(8'^+i4'0+5X(2ii') I 

 Precipitation. 



The height of the rim of the rain gage above the ground was 

 1.5 m. 



IVIGTUT 

 Authority. 



Det Danske Meteorologiske Institut, Copenhagen, Denmark. 

 Pressure. 



Site: The height of the barometer above Mean Sea Level was 

 5 m. throughout the period (1878 to 1920). 

 All values have been reduced to Mean Sea Level l)y applying 

 a correction of +0.5 mm. 

 Hours: The values are the means of observations at 8'\ 14'' 



and 2o'\ 

 Notes: All values have been corrected to normal gravity (Lat. 

 45°) '^y 'M'p'yii'S 3, correction of + i.o mm. 



TeMI'ER.\TURE. 



Hours: The values are from observations at 8''. 14'', and 

 20'', calculated according to the following for- 

 mula, which gives an approximation to the mean of 

 24 hours : 



•[8''+i4'' + 5X(2o'0] 

 Precipitation. 



The height of the rim of the rain gage above the ground was 

 1.5 m. 



4 



