492 



APPENDIX. 



XXVIII. 



BAROMETER AND DAILY MEAN OF TEMPERATURE OF AIR AND "WATER, 

 DURING THE CRUISE OF THE U. S. SHIP VINCENNES, NEAR THE ANTARC- 

 TIC CIRCLE, IN JANUARY AND FEBRUARY, 1840. 



DATE. 



BAR03I. 



AIR. 



WATER. 



DATE. 



BAROM. 



AIR. 



WATER. 



J AX. 11 



29-36 in. 



32-45° 



31-29° 



FEB. 1 



28-85 in. 



30-75° 



29-50° 



12 



28-97 



32-45 



30-00 



2 



29-26 



32-45 



29-41 



13 



28-87 



32-45 



30-45 



3 



28-74 



32-04 



31-33 



14 



29-17 



32-37 



31-74 



4 



28-50 



32-80 



32-75 



15 



28-87 



32-95 



31-16 



5 



29-23 



32-58 



32-62 



16 



28-68 



33-95 



30-50 



6 



29-21 



31-17 



32-75 



17 



28-84 



30-95 



31-20 



7 



29-00 



31-00 



31-90 



18 



28-87 



32-52 



31-75 



8 



29-14 



32-16 



31-75 



19 



28-77 



32-48 



31-26 



9 



29-19 



32-18 



31-50 



20 



28-91 



31-70 



32-04 



10 



29-08 



31-83 



31-75 



21 



29-02 



34-56 



31-09 



11 



29-08 



30-12 



30-00 



22 



29-03 



25-18 



30-63 



12 



29-15 



29-00 



30-03 



23 



29-04 



26-16 



30-45 



13 



29-08 



27-75 



30-20 



24 



29-15 



26-37 



30-75 



14 



29-15 



25-29 



29-90 



25 



29-22 



23-04 



28-45 



15 



29-28 



27-00 



30-80 



26 



29-06 



25-69 



29-00 



16 



29-33 



26-58 



30-20 



27 



29-29 



26-40 



28-91 



17 



29-16 



28-79 



3000 



28 



29-31 



25-91 



28-87 



18 



28-91 



28-58 



30-00 



29 



28-88 



28-75 



29-00 



19 



28-76 



30-12 



30-75 



30 



29-00 



26-04 



28-75 



20 



28-97 



28-00 



30-62 



31 



28-66 



29-00 



29-00 



21 



29-06 



29-08 



31-70 











22 



28-89 



32-22 



32-50 











23 





35-25 



35-45 











24 





36-08 



34-82 



