APPENDIX. 



487 



XXVI. — Continued. 



BAROMETRICAL OBSERVATIONS DURING THE GALE OF WIND EXPERIENCED 

 BY U. S. SHIP VINCENNES, JAN. 28TH, 29TH, 30TH, 31ST. AND FEB. 1ST 



AND 2D. 



DATE. 



HOUR. 



BAROMETER. 



HOUR. 



BAROMETER. 



1840. 



A. M. 





P. M. 





JAN. 31ST, 



1 



28-72 in. 



1 



28-60 in. 



u 



2 



28-72 



2 



28-60 



a 



3 



28-73 



3 



28-60 



C( 



4 



28-70 



4 



28-60 



ct 



5 



28-70 



5 



28-60 



ct 



6 





6 



28-60 



u 



7 30 



28-68 



7 



28-60 



66 



8 





8 



28.66 



a 



9 



28-62 



9 



28-70 



a 



10 



28-60 



10 



28-70 



66 



11 



28-60 



11 



28-70 



ti 



12 



28-60 



12 



28-70 



FEB. 1ST, 



2 



28-72 







tt 



3 



28-73 



3 



28-90 



c< 



4 



28-73 







c< 



5 



28-73 







66 



9 



28-76 



9 



29-00 



FEB. 2d, 



3 



29-12 



2 



29-31 



(t 



9 



29-25 



3 



29-31 



tt 



11 



29-30 



7 



29-35 



tt 



12 



29-32 



9 



29-37 



tt 







10 30 



29-300 



cc 







12 



29-210 



