WISLIZENUS ATMOSPHERIC ELECTRICITY. 



167 



Atmos-phhertc Electrtcicity, 



By A. WisLiZENUS, M.D. 



rEARLT REPORT OF ATMOSPHERIC ELECTRICITY, 

 TEMPERATURE, AND HUMID ITT, FROM OBSERVATIONS MADE 

 AT ST. LOUIS, MO. 



I. — Monthly Mean of Positive Atmospheric Electricity from 1861-1872, 

 based on daily observations at 6, 9, 12, 3, 6, and 9 o'clock., from morning 

 till night. 



ATMOSPHERIC ELECTRICITY. 



Year. 



1S61 165 



I86a 12 I 



1863 169 



1864 158 



1865 12.2 



1866 59 



1867 9.2 



1869 S7 



1870 I 8.6 



1871 69 



1873 10.7 



Mean. 



12. 1 

 16.0 

 IS 9 

 II 3 

 95 

 S.I 

 8.2 

 SO 

 as 

 10 2 



8.S 



13 3 



9.8 

 1.^.6 



9 

 7 

 5 

 S 

 46 



5 5 



6.1 

 9.0 



8.8 

 10.6 

 8.8 

 8.S 

 3 3 

 2.1 



3 3 



1.6 

 69 



07 

 , S o 

 3.1 I 1-6 

 S-i 30 



40 

 30 

 2.0 

 4.0 



3 4 

 2. 1 

 2.8 

 04 

 0.9 



1-3 

 1.6 



I S 



3 7 

 2.2 



2.8 



33 

 2.6 



24 



2-7 



OS 

 1 .1 

 o.S 

 »S 

 o 5 



I 2 I 4 o 



0.4 i 1-7 



71 

 7-7 



'3 5 



S 4 



S3 



. 70 



2.6 

 78 

 0.1 

 2.7 

 4 ' 



10 6 i ICO 7.5 5.3 ' 3.8 3.2 2.0 2.5 2.4 ! 5.4 



10 o 

 12.6 

 12. 1 

 6.6 

 10. 1 

 10.2 

 43 

 4 3 

 4-7 

 5-9 

 77 

 4.0 



8.7 

 7 S 

 3 7 



M U 

 ( 8.4 



9. a 

 6.8 

 S 7 



4-6 



3.S 



30 

 4S 



4^ 



7-7 i 7.8 1 5-6 



2. — Monthly Mean of Temferature and Relative Humidity from 1861-1872 

 based upon daily observations contemporaneous -with those of Atmo- 

 spheric Electricity. 



TEMPERATURE, F. 



Ykar. 



1861. 

 1862. 

 1863. 

 1864. 

 1865. 

 1866. 



1869. 

 1870. 

 1871. 

 187a. 



Mean . 



33.2 

 38 9 

 368 



32.2 



35 4 

 26.0 



394 

 331 

 3*6 

 388 



40 

 30 



i 



38 

 33 

 39 



35 

 36 

 J6 

 39 

 33 9 



44 



43 



43 



40 



46 



43 



34 



SI 



39 



41 3 



S> 9 



398 



588 



62 2 

 60.4 



64., 



^97 



^i 

 68 8 



663 

 61. 1 

 6S4 

 66.6 

 71 9 

 684 

 70.0 



9 77 5 



lUi 

 81 3 



88 o 

 80 7 

 85.0 

 81.6 

 79 9 i 82. 1 



78.1 



69 



73. 



69.2 



73 



77 



157 



76 3 



65 7 

 68.3 

 76 3 I 72 I 

 80 1 i68.3 

 82 9 71.8 



81.4 

 77 2 

 53.1 

 76 3 



S3 



S8 



59 



59 



56 



47 



59-7 



60 4 



S9-4 



46.0 



42 6 



43 7 

 9 





39 7 

 41 



35 



1^ 



31.3 j 36.4 43.3 57-3 '67.5 77.0 81.5 79.2 J68.3 !s6 6 44.3 133.2 1 56 3 



46.6 

 49 3 

 449 

 409 

 485 

 3«.7 

 37- o 



3 ' 56.4 

 9 55 a 



I 56.0 



56.0 



56.* 

 556 

 57 6 

 58.3 

 55. S 



RELATIVE HUMIDITY. 



1861. 

 1863. 

 1863. 

 »864 



(869.. 

 1870.. 

 1871.. 

 1872.. 



Mean 



85 3 

 792 



75 6 

 746 



70.2 



73 4 

 76.1 



76 2 

 79 4 

 77-7 



76.6 



633 

 73 9 



l!' 

 62.7 



73 o 



70.6 



Ui 

 76 . 

 672 

 764 

 76.7 



7^ 



^ 



70.0 

 66.1 

 69.1 

 57 



74-7 

 67.0 



693 

 71 3 



6^ 



67.0 



66 8 

 606 



61 .9 

 61.3 

 56.3 

 56.9 

 69-7 



6^1 



59 I 

 ^5 7 

 720 



62.5 



64 

 60 



69. 

 62 7 



65 I 

 70 3 



66 1 



66 3 



66 8 

 68 6 

 6f 8 



77 4 

 68 2 



63 9 

 61.7 

 70 3 

 62.2 

 68 9 

 79 I 



69.6 



64 3 

 70.7 

 69.0 



66.7 

 60.0 

 61.8 

 74 3 

 73-4 

 70.1 

 72 7 



680 68.8 71.9 



