378 



Results of Makekstoun Obseevations, 1844. 



TABLE XLII. — Hourly Means of the Micrometer Readings of the Balance Magnetometer, 



corrected for Temperature, 1844. 



The true mean time at Makerstoun is 10™ in advance of the hours ti-iven in the st-cond column of Tahle XLII. 





