139 



Days of 



the 

 month. 



July 1 



North 

 lat. 



17° 57' 



17 26 



West 

 long. 



33° 14' 



35 8 



16 41 



36 31 



16 19 



39 19 



PHYSICAL OBSERVATIONS. 



Sea, 22-4° j air 248°. Wind N. E., 

 moderate ; cloudy weather. Dur- 

 ing the night thick fog, which 

 lowered the thermometer at one in 

 the morning to 21'3°. 



Sea, 21-6° j air, 23° ■ dull weather : 

 a few squalls. Few variations in 

 the meteorological instruments. 



raw weather 

 but without 



Hours. 

 1 aftern. 



Centig. 

 therm. 

 22'7° 



Deluc's 

 hygrom. 

 51° ( 



2 



22 9 



512^| 



4 



23 0 



51.2 j 



5 



22 9 



53*2 y 



9 evening 



222 



55-2 j 



10 



22*2 



57 J 



N. E. ; fee- 

 ble. 



Va- 



Temperature of the sea, 22*5°. 

 riations of the instruments : 



Deluc's 

 hrs. ther. hygrom. 

 17 22-7° 56-8o (88*7° Saus.) dull. 



57-0 Sun rising, very soft rain 

 56-2 dull. 

 5601 



226 

 22-6 

 22-8 

 22-8 

 23*1 

 227 



21- 8 



22- 7 



very soft rain, scatter- 

 59*0 e d drops, which do not 

 52*5 L touch the hygrometer, 

 . and scarcely any way 

 ' affect the hygroscopical 



60-2 

 57'0 



state of the air. 

 blue, stars beautiful. 



Sea, 22-5° ; air, 22°. 



Cyanometer, 23* 5°. Sky very clear. 

 At night, wind N.E. very fresh, 

 followed by squalls, and electric 



rain. 

 2 F 



