Hourly Meteorological Observations, April 18 — 21, 1844. 



213 



The direction of the wind is indicated by the number of the point of the compass, reckoning N. = 0, ?;. = 8, S. = 16, W. = 24. The 

 motions of the three strata of clouds, Sc. (scud), C.-s. (cirro-stratus), and Cir. (cirrus), are indicated in a simUar manner. ' 



MAG. AND MET. OBS. 1844. 



3 H 



