| Miscellaneous Intelligence. 139 
Second day to Mt. ctengs by way bes Mt. Pleasant, weather fair 
calm all d 
Place of Observation. Me aa Time. | Hour. pean ee i 
White M Mountain hor July 31 8 A. M [28-486 ait 
Flat Rock, crossing a ecnuatees River, 3 M./28 21 78 
tT Summit of Mt. Pleasant 4 eo ie noon'35-41 72 
Summit of Mt. Weshingon (6 feet below,) 2 “) 2 p.m.|24-032) 68 
: epiomriag ny way of Fabyn’s Camp.) 
; ele mp, 2 oe 26'1 12 
4 Flat R are crossing the Ammonoosue River, 4 ete le ~ 4 184 a2 
|White Mountain hous 3 be 72 be 
- By the Rersguibe observations I have ascertained the eight of Mt. 
: Washington as follows: 
From tide water at Albany to the White Mtn. house, 1622°3 
From White Mtn. house to summit of Mt, W Sati 4868.3 
Distance of the instrument below summit, 6-0 
Height above tide water, . 6496-6 6 
; By ig observation on the first Bs Joly 30th, r pa the height 39 
a les 
enc Sader pe observations on the Aurora Borealis ; by J. Browne, 
Esq., qu toncedinge of the Royal Society of Edinburgh, vol. ii, 1850, 
No. 3 #0. 4.)—A table of 184 aurore seen at Makerstoun in years 
1843 = 849 is given in pages Ixxv—lIxxviii of vol. xix, part 2 of the 
Eo eure Transactions ; from ‘this table the lowing results have seen 
obtaine 
A — careful outlook for aurorz was kept up paisa the 
period but especially during the first five years; an outloo iE OF 
Magnetic disturbance in circumstances unfavorable to = visibility of 
the 1 meteor, and assisted by a practical acquaintance with the faintest 
ication ora 
very faint; these are entered in the table as * Traces,” and, in others, 
_ there was doubt whether the appearance was truly auroral: these are 
ve indicated by “Trace?” It should be noted that, with the exception 
athe years ie and 1845, autora were seldom looked for after 
mi ht. 
Diurnal variation of frequency of the Aare pees: sae: fol- 
cowie are the numbers of times when aurora were seen, a ach hour, 
rom 54 p.m. till 5° aim., for the whole periode-referring 3 ihe printed 
ee for the numbers for each season. 
Hour, 5h. 6h. 7h. 8h. 9h. 10h. 1h. 12h. 13h: ‘Un. 15h. 16h. 17h. 
ee 5°19 45 57 9175 50 37 27 15 U8 . 
oe 
