E. Loomis on Solar Spots, Magnetic Declination, ete. 161 
Moose Factory in 1850-1; and the 181 auroras observed 
at Point Barrow in 1852-38, etc. we introduce “into our 
of o 
do not represent the relative frequency of auroras on different 
years for any single station or region of t arth. All obser- 
pet a from the polar regions whieh are np HiT to occa- 
onal years, and do not form a continuous series, should be en- 
sively dasaeaea i in the present comparison. We desire to know 
Diurnal inequality of the Magnetic Declination. 
Year. gy Mannheim.) Paris, |London. | lear. Paris. — Pete Prague. 
void beat al es 
1777| 112 12° 0 1828] 11°762|_____. 8°64) 22 
1S ae 10-7 ||1829] 18-74|_____- ie eee 
1779 . 9-1 | 8 9°40|_._..- 930 inex 
kia 9/12 i: ae 8°81|_._.-- 
{TAs 8-11 THT (I 
1783 8-7 8°19)|1833 
ipa jae adines 6:98 | 9-’65|___._- T-12//1834|_.-..- 8471 T-91|_-.-.- 
Se te 8°5 eae Hiesol......| 957 8-93! __... 
yt ee 12°01 | 14-00} 14-40) 11 79 te36) 12°34] 11°52|______ 
178% wesvsesledanase 14} 14°98] 12°80)1837]______ igatl 2145) 222202 
3°81| 11°61)/1838|._____ 12-74] 11-89|___._- 
1t5e 4 eee 1:8 -43'11839|._.. 11°03] 10-29]... _- 
ie ES 8:33 |....-| 11°95} 9-27!/'1840]_.____| 9-91| 9-25] 8-84 
1791 Pome Soren 11-42} 10-28))1841 7-43 
1792 91: 21/1 | 6°34 
1793 BE Sere 8-43] 7-59 1843 6°57 
1794 el Ree 7°25} 6531/1844] a Bike 6-05 
95 . . | 
1195 Bes poe Bees 6:94 25, 1845) 6-99 
a 7-20| 6°48 1846 7-65 
1798 ta ecu Herel 10°75 
9 “ofa anew . | 
T16| 6-44//1849] 10-27 
1800 6741 6 07 |185 | 
768) 6°91)/1851 832 
802 §°25 740, 1852 eu 8-09 
803] _. 9:18] 8261853 7-09 
804 ot Seer venheadl cece poor 6°81 
1805 s oie 7-34 1855} mers 641 
‘83| 6°15, 1856 5°98 
eee 1 Rae at T62| 6 86)/1857| 6°95 
15 7-66] 6-89 11858 740 
1817 8:55| 7°70.1859 10-44 
1818 8°81 Seed 10:05 
1819 T77| 6991861 8°46 
1820 ETS TH 862] ‘s "48 
1821 9°10)... <2} 6-82)|1863] we ieee 
822 easl = 62 1864 6-72 
1823| 8°18)... et Bd je 
1324} S00. op ees 
1825 9°67|......] T2651 ET Sema Sore 
1826 Glos ‘SS Go app a ee nde 
1827 at 3 | Rae 8-48 111869 PRE NES IRM 8: 
