470 



METEOROLOGICAL OBSERVATIONS. 



U. 8. SHIP VINCENNES. 

 IIILO BAY, ISLAND OF HAWAII. 



OBSERVATORY. 



INSTRUMENTS USED ON SHORE. 



Barometer. 



Attached thermometer. 



Thermometer, with bulb covered with lampblack. 

 " " " black wool. 



" uncovered. 



Temperature of water, and thermometer at mast-head, observed on board U. S. Ship 

 Hygrometer. 



