326 Rev. G. C. Hodgkinson's Actinometrical [Jan. 17, 



Chamonix, July 14, 1866, Actinometer (A). 



A. 



Appa- 

 rent time 

 of com- 

 mencing 

 each ob- 

 serva- 

 tion, 



B, 



Sun 

 o.! 



shade 



X. 



c. 



Initial 

 reading. 



D. 



Ter- 



reading. 



E. 



Change 

 msu^ ' 



F. 



Change 



G. 



Solar 

 effect 

 unre- 

 duced. 



H. 



Tempe- 

 rsturc of 

 liquid. 



I. 



Solar 

 effect 

 reduced 

 to 32° F 



L. 



Ave- 

 rages. 



h m 







■ 















8 22^ 



X 



1230 



780 





450 





o 



85 







8 24 







1160 



1560 



400 





837 



811 





8 25^ 



X 



1514 



1090 





424 











8 27 







1140 



1554 



414 





818 



85 



793 



812 



8 28^ 



X 



1484 



1 100 





384 











8 30 







1 ^ OA 

 lloU 



1640 



460 





8o7 



85 



831 



/yy 



8 31^ 



X 



1504 



1094 





410 











8 33 







1204 



1614 



410 





830 



85 



804 



794 



8 34^ 



X 



1330 



900 





430 











8 3() 







950 



1304 



354 





779 



84 



755 



805 



8 37| 



X 



1214 



794 





420 











8 39 







890 



1280 



390 





814 



84 



789 



ono 

 803 



8 



X 



1230 



802 





428 











8 42 







842 



1310 



468 





872 



84 



846 



800 



8 43| 



X 



olio 



ol lis 



802 





380 











8 45 







812 



1280 



468 





848 



84 



822 



803 



8 46^ 



X 



1202 



822 





380 











8 48 







940 



1380 



440 





814 



84 



789 



802 



8 49^ 



X 



1280 



912 





368 











8 51 







1040 



1460 



420 





795 



85 



770 



/91 



8 52^ 



X 



1312 



930 





382 











8 54 







1032 



1462 



430 





806 



85 



781 



797 



8 55^ 



X 



1350 



980 





370 











8 57 







1092 



1542 



450 





820 



85 



795 



795 



8 58^ 



X 



1452 



1080 





370 











9 







1182 



1660 



478 





878 



85 



851 



807 



9 1| 

 9 3 



X 



1744 



1330 





414 















1394 



1780 



386 





801 



86 



776 





9 4| 



X 



1620 



1204 





416 











9 6^ 



X 



1204 



800 





404 











9 8 







890 



1324 



434 





841 



84 



816 





9 9^ 



X 



1230 



820 





410 











9 11 







950 



1394 



444 





844 



85 



818 



821 



9 12^ 



X 



1264 



874 





390 











9 14 







1014 



14f'0 



466 





856 



85 



830 



807 



9 15t 



X 



1420 



1030 





390 











9 17 







] 124 



1554 



430 





8C8 



85 



783 



800 



n 1 on 

 9 1 of 



X 



1420 



1054 





366 













(J 



1220 



1670 



450 





813 



85 



/88 





9 21^ 



X 



1560 



1180 





360 











9 23 







1310 



17^iO 



480 













9 27^ 



X 



15 54 



1294 





260 











9 29^ 







1414 



1914 



500 





820 



86 



794 





9 30| 



X 



1774 



1394 





380 











9 32 







1560 



2000 



440 





820 



86 



794 



798 



9 33J 



X 



1870 



1490 





380 











9 35 







1614 



2100 



486 





831 



86 



805 



811 



9 3()^ 



X 



2024 



1710 





310 











9 38 







1664 



2210 



546 





876 



86 



849. 



809 



