WISLIZENUS — ATMOSPHERIC ELECTRICITY. 117 
VI. The appearance of negative electricity was connected in 
1861. 
No. times. 
30 
1862. 
No. times. 
32 
with thunderstorms. 
23 
28 
with rains without thunder and lightning, 
with dry storms (without rain and without thun- 
20 
4 
4 
3 
der and lightning), 
with snow. 
1 
0 
with fog. 
78 
67 
-YII. Relation of Rain and Snow to Electricity, 
Rain without thunderstorm was accompanied 
By Positive Electri- 
city. 
By Negative Electri- 
city. 
By no Electricity. 
In 1861. 
In 1862. 
In 1861. 
In 1862. 
In 1861. 
In 1862. 
January 
7 
5 
3 
2 
2 
February 
2 
1 
4 
1 ...... 
March 
5 
6 
4 
April 
6 
7 
11 
1 
May 
10 
7 
1 
1 
3 
1 
June 
7 ...... 
1 
3 
July 
2 
4 
3 
August 
3 
1 
1 
2 
September 
4 
1 
4 
8 
October 
3 
1 
1 
1 
7 
1 
November 
9, 
3 ...... 
7 
7 
December 
2 
3 
6 
50+ el. 
36 + el. 
23 — el. 
28— el. 
15 no el. 
34 no el. 
Snowing was accompanied 
By Positive Electri- 
city. 
By Negative Electri- 
city. 
By no Electricity. 
In 1861. 
In 1862. 
In 1861. 
In 1862. 
In 1861. 
In 1862. 
.Farm a.ry 
3 
q 
2 
February ....... 
12 
8 
1 
Ma,rr*.h 
3 
12 
Oetohftr.. , 
1 
November 
4 
December 
5 
2 
2 
1 
21! + el. 
36 4- el. 
2— el. 
3 — el. 
1 no el. 
REMARKS. 
The monthly mean of atmospheric electricity in 1862 was 
not quite so regular as that in 1861. While in 1861 an un- 
7/0 A 
0 1 2 3 4 5 6 7 8 9 10 Missouri 
Botanical 
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