Trans. Ray. Soe Edin. PLIE Vol XXIL p80. 
ESS aa Se 
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Prof. Forbes's Inquiries about Terrestrial Temperatire 











Me 
\ | 
| tes ames = ——— = 4 
SI , wl | | This Gurverrepresents the observed: mean: temp. of the Parallels of Lat. 
eS | 4 
\ ie 
Se ' ru nay » | ts thes Theor L temp. of a sphere of hand 
x tay | 
: % as a - —} fp 
“ex5| ‘ ee ae ae “temp. Paes ee Vater 
Se ; 
es | | 
> if 
2 = Se ae | =e = 
gisibs acteae! Se | | 
g | Se | 
is an | 
am | ea | wii ees ‘| aon i 7 ae 
g +0 | 
— 
——— ele at = Se = IL i 
x 
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