JOURNAL OF PROCEEDINGS. 705 
five years, with the exception of that of March, oe which rose even to 
56.7 deg. The average temperature of March is 44.5 de, 
April showed a mean temperature.of 59.0 deg., per bo 3 deg. over the 
average of this month (56.2 degrees). Eight times in the last twenty-five 
years April had been pisos ea is season, and in 1844, the year of the 
great 
ood, it even ro F , 
— last = by far the inn ap one Dr. E. ever observed here, its 
perature amounting to 72.1 deg. The next warmest May occurred in 
1845, with, 69. 3 degrees. The average for May had been found to be 66.0 
egrees. 
The average temperature of these three Spring months, amounting 4 
60.3 degrees, was rea in the last twenty-five years once, in 1844, an 
, eg. 
These two years, ‘egctee @ ith the pre present one, had the earliest Springs 
nd showed the most rapid development of the vernal vegetation ; while 
the years 1857 and 18438, with a mean temperature of Spring of respect- 
ively = 6 and 49.9 deg., were the most rs re these respects in the 
ter of a centur 
Ano ar equally if n ot more important feature in the meteorological 
ce aped of last Spring is its pees dryness. 
antity of rain which fell in March amounted to 1.16 inches, while 
se neers a March has been font to reach 3.41 inches. Only in the 
od sake _ t P inch, and 1856, with 1.06 inches, the —— in this 
paih'y 
The average for April is 4.12 inc 
"The quantity of aa in P was 2.27 sation; less than ever before ob- 
served. The average is 5.13 inch 
Thus, t of rain for those three Sprin months was found to 
ge 12.66 inches. The next 
be only 5.46 i i =~ 
only 5.46 inches, while the average. reach +67, and 1849, with 805 
e excessive electrical phenomena which pegoromage Neer ay Go the 
the necessary 
bony the atmosphere. The siset violent 
inthe sucession of thes rmal state of tes ocgurred from June 24, at 6 
o’clock P. M., to June 3d, at 63 A. M., us, occurred finches of ral 
he Corresponding Secretary was authorized to procure & 
iihorrapnic plate to be executed of the m ass of er he 
om Nebraska, to accompany the description and analysis 0 
the same now in course of preparation. 
June 18, 1860. 
The President, Dr. H. A. Prout; in the chair. 
Seven members prese i 
Le ihe Smithsonian Institution, Wash., 
4, $006, Sanat rom ‘ ransmission of packages, and 
June 4, 1860, announci 
from the K. eno givech-Carolinische Akad. der Naturf,, 
