ON THREK BALLOON' ASCENTS IN 1865 AND 1866. 



Twenty-eighth Ascent. — May 29, 1866. 



38; 



Time of 

 observa- 

 tion. 



h m 

 6 12 



14 30 



15 o 



16 o 



17 o 



17 30 



18 o 



19 o 



20 o 



21 O 

 21 30 



21 45 



22 O 



23 O 



24 O 



27 



31 



32 



33 

 36 



37 



39 

 40 



43 

 45 

 46 



47 

 48 



51 

 51 

 53 

 54 

 55 

 56 

 57 

 58 



59 



o 



I 



2 

 3 

 4 

 6 



7 

 8 



9 



10 



II 



12 



14 

 15 

 16 



17 

 18 



19 



Reading 



of the 



Barom. 



reduced 



to 32° F. 



in. 

 2988 



2931 

 28-56 

 2846 



28*OI 



27-86 



27-76 



27-76 

 27-88 

 27-96 



27-96 



27-77 

 27-56 

 27-31 



27-06 



26-81 

 26-81 

 26-68 



26-61 

 2651 

 26-37 



26-31 

 26-01 



25-96 

 25-91 

 25-78 

 25-56 

 25-51 

 25-46 

 25-38 



25-26 

 25-16 

 25-21 



2536 

 25-41 

 25*43 



24-91 



o; 24-77 

 24-67 

 24-41 

 24-40 

 24-16 

 24-16 

 24-14 

 24-14 

 24-21 

 24-36 

 24-11 

 24-06 

 23-91 

 23-76 

 23-61 

 23-66 



Height 



above the 



level of 



tlie sea. 



Temp 



of tlie 



Air. 



feet, 

 ground 



562 

 1247 

 1340 



17S2 

 J 929 

 2027 

 2027 

 1908 

 1829 

 1829 

 2017 

 2223 

 2469 



2715 

 2961 

 2961 

 3093 

 3171 

 3276 

 3418 

 3481 

 3796 

 3848 

 3900 

 4036 

 4264 

 4316 

 4368 

 4447 

 4572 

 4675 

 4623 

 4467 

 44'5 

 4394 



4934 

 5°78 

 5182 

 5469 

 5480 

 5739 

 5739 

 5760 

 5760 

 5673 

 5489 

 577S 

 5^32 



5999 

 6162 

 6325 

 6271 



58-0 



57-2 

 55-2 

 54"7 



53-5 

 52-5 

 52-5 

 52-2 

 52-8 

 52-2 

 53-0 



527 

 52-5 

 50-2 

 49-2 



48-0 



47-5 

 47-2 

 46-8 

 47-2 

 48-2 

 48-9 

 47-2 

 47-2 

 46-2 

 43-6 



43-5 

 43-2 



43'5 

 43"3 

 43-2 



4i'5 

 39-0 



39"5 

 40-5 

 40-9 

 41-0 

 39-2 

 38-0 

 37'2 

 37-2 

 35-0 

 34-5 

 35'o 

 35-2 

 35-0 

 35-2 



35-7 

 36-0 

 31-8 

 31-0 

 50-5 

 29-5 

 29-5 

 30-0 



Temp, 

 of the 

 Wet- 

 bulb. 



55-0 



55'i 

 53-1 

 52-5 

 51-0 

 48-1 



47*1 

 46-5 

 47-2 



47-5 

 47-0 

 47-0 



47-3 

 45-0 

 44-8 



44-0 

 44-0 

 44-0 

 44-0 

 43-1 

 42-1 

 42-0 



41-5 

 42-0 



41-5 



400 



39'3 

 39-S 

 40-0 

 40-2 

 40' I 

 39*5 

 39"o 

 39-0 

 38-7 

 38-2 

 38-1 



37*5 

 36-5 

 36-1 

 35-0 



34*5 

 34-0 



34-5 

 34-1 

 34-1 

 33-6 

 337 



33-5 



3o'o 



30*0 

 29-1 

 28-0 

 28-0 

 28-3 



Temp, 

 of the 

 Dew- 

 point. 



52-3 

 53'2 



Sri 



5°"3 

 48-5 

 43-6 

 41*6 



40-7 



41-5 

 42-7 

 41-0 

 41-2 

 42-0 



39'5 

 40-0 



39-6 

 40-1 

 40-4 

 40-9 

 38-5 

 35*4 

 34-5 



35"i 

 36-2 

 36-1 



35-8 

 34-3 

 35-8 



35*9 

 36-5 



36-4 

 37-0 

 39-0 

 38-4 

 35'3 

 347 

 34"4 

 35'3 

 34-5 

 34-6 

 32-2 



337 

 33-2 



337 

 32-4 

 327 

 31-2 



307 

 29-8 

 25-8 

 27-3 

 25-1 

 23-0 

 23-0 

 23-0 



Time of 



observa- 

 tion. 



P..M. 



1866. 



h m 



7 20 

 21 

 22 

 23 

 24 

 26 



27 

 28 

 29 



30 



31 



32 



33 

 34 

 35 

 37 

 38 



39 



40 



41 



42 

 43 

 44 

 45 

 46 



47 

 48 



49 



50 

 51 

 52 

 53 

 54 

 59 

 59 



8 o 

 I 

 3 

 4 

 5 

 6 



7 

 8 



9 

 10 



II 



12 

 13 

 '4 

 15 

 15 

 16 

 16 



17 

 17 

 i7 

 18 



Reading 

 of the 

 Barom. 

 reduced 

 to 32° F. 



Height 



above the 



level of 



the sea. 



Temp, 

 of the 

 Air. 



in. 



23-76 



23-86 



23-91 



2398 



23-88 



24-11 



24*26 



24-41 



24-51 



24-66 



24-76 



24-81 



24-91 



25-28 



25'37 

 25-58 

 25-76 

 25-86 

 26-16 

 26-31 

 26-51 

 26-54 

 27-06 

 27-11 

 27-11 

 27-38 

 27-46 

 27-65 

 27-86 

 27-98 

 28-36 

 28-43 

 28-46 

 Oj 28-51 



3o| 



28-81 



28-91 

 29-01 

 29-06 

 29-21 

 29-22 

 29-22 

 29-41 

 28-74 

 28-46 

 28-26 

 27-88 

 27-46 

 27-01 



30 2(5-66 

 o; 26-28 



30 2606 

 o 25-87 



2°', 2564 



45 25-45 

 o 25-27 



feet. 



6162 



6053 



5998 



5922 



6031 



579° 

 5617 



5454 

 5350 

 5197 

 5078 

 5025 

 4919 

 4526 



4431 

 4209 

 4019 

 3918 

 3615 



3463 

 3261 



3230 



2716 



2669 



2669 



2407 



2329 



2742 



1937 



1821 



1457 

 1393 

 1365 

 1318 



1031 

 960 



939 

 847 

 Soi 

 663 

 654 

 654 



479 

 1110 



1379 

 1571 

 1958 

 2362 



2795 

 3152 



3540 

 3761 



3952 



4197 

 4388 



4579 



30-5 

 31-0 



31-5 

 32-0 

 31-8 

 318 

 32-2 



33-0 

 33-0 



33-2 

 34-0 



34-5 

 34-5 



35-5 

 36-0 

 36-2 

 362 

 37-1 

 380 

 38-9 

 39-2 

 40-5 

 4I-I 

 411 

 42-0 



43-5 

 44-0 



44-9 

 44-9 

 45-0 

 462 

 47-0 

 48-0 

 480 

 48-2 

 48-2 

 48-3 

 48-3 

 49-0 

 49-5 



51-2 



51-2 

 51-2 

 54-0 

 52-0 

 510 

 50-5 

 49-1 

 48-2 

 47-0 

 44-2 

 ■43-5 



j42-2 

 ' 41-0 



139-8 



39-1 

 I 38-9 



2~c~ 



