Horizontal Component of Magnetic Force. 



359 



TABLE XXIV. — Diurnal Range of the Horizontal Component of Magnetic Force for each Civil Day, 

 as deduced from the Hourly Observations, with the Mean for each Week in 1844. 



TABLE XXV. — Means of the Diurnal Ranges of the Horizontal Component of Magnetic Force, with 

 reference to the Moon's Age, Declination, and Distance from the Earth, for 1844. 



Table XXV. has been formed from Table XXIV. in the manner described for Table II. 



