ON EIGHT BALLOON ASCENTS IN 1862. 
TaBLE V. (continued.) 
459 
Temperature of the Air. 
Ascending. Descending. 
acl ag feet, 
above the mean Galens Galeu- 
a Between) Gircum-|_Ob- Adopted lated || Between Circum-| Ob-_ |Adopted Rati 
what | stances.| Served. |"temp. |°Hect of | what stances. | Served | temp, |“ ae ‘ 
times. temp. P+ |disturb-|| times. temp. disturb 
ance. ance. 
September 8. ° ° ° 5) ° ° 
5000 oe 50°0 5 se 5 
4800 oe . 504 . oe on 50°3 
4600 oe 509] «se o. +. 49°9 
44.00 oe BES nas oe oe 49°38 
4200 «o F 519 os Bi 50°70 
4000 A ae ie 52°7 4 oe 50°3 
3800 =| é 53°6 = 5d se 510 
3600 me F 54°4 3 oe oe 518 
3400 & “és : ize B bie ne 52°3 
3200 = a. : 55°7 +. ay: Se 531 
3000 So se : 564 ua 
2800 £ ae Se 57°4 3 
2600 A ae ; 58°7 tS 
2400 a oe oe 59°7 B 
2200 a oe os 60°4 $ 
2000 = t. is 610 n 
1800 4. Se ee 61°8 a 
1600 Eg op Se 62°5 8 
1400 ° ve oe 63°6 i 
1200 ad ee es 64°4 F 
1000 oe a 65"1 
800 oe ee 65°8 
600 .. ee 66°5 
400 e +e 67°3 
200 +e oe 682 
° . ee 69'0 
5000 os oe oe . 7s oe oe 514 
4800 ee ee oe oe . oe oe 512 
4600 ee *. ee ae ac ic «. 512 
4400 se ° ee oe s¢ Bi ee 512 
4200 e ee ee ee ee os ee 512 
4.000 zs se ee os ve ee ee 512 
3800 se Re Se ae re a Be “ic 513 
3600 ee a ne oe § oe a 514 
34.00 “ ee ee ee ee wn se ee 517 
3200 ee vs ee os ° S a ee 52°3 
3000 oe oe o 2 oe ar PC oe 539 
2800 oe oe .- oe ee re ate Br 54°4. 
2600 oe -° oe oe oe 8 Sc es 5570 
2400 ee ee se ee oe A se ee 55°7 
2200 oe ze ee Slo oe = oe os 56-2 
2000 ae vs 3 ot ae > ae Ae 565 
1800 co | ee o- +e ° 3S oe +. 57°0 
1600 0 se oe os “10 8 bee oy 67°75 
1400 Ac e ie ve ae = Be te 53:2 
1200 er Se as ae we 5 oi ee 59°0 
1000 “36 ar ee ee . are ae 60°2 
800 a Bis An ° a re ae 610 
600 ie : ee i xe ae : 61°6 
400 aye : . : oe aye d 62°5 
200 we ec . we oe Be AG 63°2 
° erie se ve ae ic ae os 64°8 
_ The next Table has been formed by taking the difference between the 
temperatures at eve 
5000 feet. 
ry consecutive 100 feet, in every ascent and descent, up to 
