Meteorological Observations for the Year 1783. 365 
_ It appeared to be a luminous vapour of confiderable 
kai fomewhat. broken near the meridian ; but the edges 
_were fo; well defined. that its breadth was eafily meafured with a 
-fextant... The mean of the breadth, taken at feveral times and 
in different parts, was.16? 10'. > In its progrefs, it paffed above 
feveral fmall clouds, which shail very black, accurately de- 
fined, and far below the luminous vapour. - After pafüng a little © 
S. of Procyon, which it entirely obícured, it became ftationary 
at 36° 20' S. of the zenith. ._Ina few minutes the light grew 
faint, and, at g^ 2’, wholly difappeared. Soon after, another 
fimilar zone formed N.: of the zenith, but much fainter, and. 
not fo broad as the former. It paffed 5° 40’ S. of the zenith, 
and difappeared. Before, 9^ the light in the N. was greatly 
diminifhed, and appeared. like a common. Aurora. The wind 
was N. W. and very fall. At gh, therm. 49' °._.-barom. 
30,19, The preceding day, cloudy and: rain---the third day 
A rain and hail. There were alfo faint Auroras in 1 the even- 
ings of the 12th, 26th and 27th---the wind N. W.—rain on 
the. day preceding that of the 12th, and rain, with thunder 
and LE that of the 2 6th—the fucceeding mi fait and 
ool. 
ads in 1 Dpfieich E _pleatitie ht worms; diiis, 
ophthalmias : In Salem ; inflammatory and flow fevers, cholics, 
bad coughs +, In BT ; rheumatifms, coughs, 
MAY. 
Mer ucl en Birom 
: AM. pM. AM ` Noon... : P.M ; 
Higheft, 67 78. 69 | 39, 59>. 30,32. 39:42. | Rain, 
"Yowett, 45 5° 49| 29:42 29 33 29,42 | Inch. 
i Mean ftat: s1 61571 39292" 29; $9. 29, » 4,005 
| “Plentiful 
