386 



REPORT 1866. 



Twenty-eighth Ascent. — May 29, 1866 (continued). 



Time of 

 observa- 

 tion. 



P.M. 



Reading Hpi^ht ! 

 level ot 



Barom 

 reduced 

 to 32° F. 



i8 



IK 

 i8 



19 

 19 

 19 

 19 



20 

 20 

 20 

 20 



21 

 21 

 21 

 21 



IS 



30 



45 

 o 



15 



30 



45 

 o 



15 



30 



45 

 o 



15 



30 



45 

 22 15 

 22 30 

 22 45 



23 

 23 

 23 

 23 

 24. 



25 

 26 

 27 

 28 

 29 

 30 



31 



32 



33 

 34 

 35 

 36 



37 

 38 



o 



15 



30 



45 

 o 

 o 

 o 

 o 

 o 

 o 

 o 

 o 

 o 

 o 

 o 

 o 

 o 

 o 

 o 



in. 

 25'o8 



24-88 

 2474 

 24-56 

 24-38 



24-28 

 23-96 



23-76 

 23-66 



23-64 



23-64 



23-64 



2361 



23-58 

 2363 

 23-77 



2378 

 23-91 



23-96 



24-04 

 24-04 



23-94 

 23-88 

 23-86 

 23-86 

 23-88 



23-78 



23-84 

 23-88 



24-06 



24-19 

 24-38 

 24-51 

 24-86 



25-11 



25-46 

 2578 



the sea. 



feet. 

 4778 



499° 

 5143 

 5339 

 5533 

 5642 



5979 

 6197 

 6317 

 6341 

 6341 

 6341 

 6377 

 6413 

 6356 

 6198 

 6186 

 6039 

 59S2 

 5892 

 5892 

 6005 

 6073 

 6096 

 6096 

 6073 

 6186 

 6118 

 6073 



5873 

 5733 

 5528 

 5388 

 5010 

 4740 

 4362 

 4036 



Air. 



38-9 

 38-9 

 38-9 

 389 



38-5 

 38-0 



34-5 

 33"S 

 336 



34-0 



34-5 

 34-6 

 35-0 



35*1 

 35-2 



359 



35'9 



35'9 



35'9 



35-5 

 35-0 



35-5 

 360 

 360 

 36-2 



35'9 

 356 



359 

 36-0 



35-6 

 357 

 36-5 

 36-8 



36-8 



37-2 

 37-2 

 38-7 



Temp, 

 of the 

 Wet- 

 bulb. 



Temp, 

 of the 

 Dew- 

 point. 



Time of 

 observa- 

 tion. 



P.M. 



h m 



8 39 



40 

 40 3 

 41 



Reading 

 of the 

 Barom. 

 reduced 

 to 32° F. 



in. 



26-01 

 26-16 

 26-21 

 o 26-41 



41 30 26-44 



'- " "6-48 



,6-76 



42 02 



43 ° 



43 30 



44 o 



45 ° 



46 o 

 46 30 

 47 

 48 



48 30 

 49 

 5° 

 51 

 52 

 S3 

 54 

 55 

 56 

 57 

 58 

 59 



9 ° 



26-81 

 26-83 

 26-98 

 27-38 

 27-71 

 28-01 

 28-08 

 28-44 

 28-68 

 28-91 

 2901 

 29-08 

 29-16 

 o 29-16 

 o 29-16 

 o 29-16 



-16 



Height 



above the 



level of 



the sea. 



T. Temp. 



T?>?P- of the 



of the 

 Air. 



I 



2 

 3 

 4 

 10 

 12 

 13 

 14 

 15 

 25 



29- 



29-16 



29-16 



29-16 



29-28 



29-20 



29-10 



29-01 



29-16 



28-91 



29-16 



29-26 



29-31 



i9"55 



feet. 



3801 



3646 



3595 

 3391 



3361 



3321 



3041 



2991 



2971 



2823 



2427 



2104 



1810 



1743 



1397 



1186 

 967 

 872 

 802 

 722 

 722 

 722 

 722 

 722 

 722 

 722 

 722 

 608 

 684 



779 

 865 

 722 

 961 

 724 

 631 



585 

 ground 



390 



39'3 

 40-0 

 40-7 

 41-0 

 41-0 



43-5 

 437 

 436 

 44-0 



44"S 

 45-0 

 46-5 

 47-0 

 482 

 49"3 

 52-5 

 53'° 

 53-2 



537 

 537 

 537 

 537 

 537 

 53'9 

 54-0 

 54-0 

 53-8 

 53"5 

 537 

 54-0 



53-8 



54-0 



53-8 

 53-0 

 52-7 

 50-2 



Wet- 

 bulb. 



37-1 



37-2 



37-8 



37-8 



37'9 

 380 



40-5 



40'5 

 40-5 



407 

 41-0 

 41-2 

 42-1 

 43-0 



45-I 

 47-8 



47*4 

 47"4 

 48-2 



49'9 

 49*9 

 49 9 

 49'9 

 497 



493 

 49-0 



47-5 

 46-2 

 45-0 

 45^5 

 45-4 

 45 '4 

 45*3 

 4S"o 



Temp, 

 of the 

 Dew- 

 point. 



346 

 344 



349 

 34-1 

 34"° 

 34-2 

 37-0 

 36-7 

 368 

 36-8 

 36-9 

 36-6 

 37-1 

 38-5 



40-6 

 43-0 

 41-8 

 41-6 

 42-8 

 46-2 

 46-2 

 46-2 

 462 

 45-5 



447 

 44' 3 



4i'3 

 58-6 

 36-4 



37'2 

 37-1 

 37-8 



37-9 

 395 



The readings of temperature in the preceding Tables were formed in small 

 o-roups includine; observations which had been taken in quick succession, or 

 at aboiit the same distance from the earth, or when the baUoon had passed 

 upwards and downwards through the same space within a few minutes ; as, 

 for example, on May 29, between G'' 17'" and 6" 22<" 



Temperature. 



at 

 at 

 at 

 at 

 at 

 at 

 at 

 at 



111 s 



17 



18 

 19 

 20 

 21 

 21 

 21 

 22 



30 

 

 

 

 

 30 

 45 

 



Height, 

 feet. 

 1782 

 1929 

 2027 

 2027 

 1908 

 1829 

 1829 

 2017 



Mean 1917 



52-5 

 52-5 

 52-2 

 52-8 

 52-2 

 53-0 

 52-7 

 52-5 



52-6 



Dew-point. 



43-6 

 41-6 

 40-7 

 41-5 

 42-7 

 41-0 

 41-2 

 42-0 



41-8 



