152 ANNUAL REPORT SMITHSONIAN INSTITUTION, 1944 
Re tes ted hata 
HP BF We es 2 ele 
go eee | 
Sees gala heel teste college 
Epa ipa a 
es 
—| 
AA tee 
Synthesis of 15 Cet 
atl 
194/ 
1940 
fe ee ee eae 
eee eel 
A 
1939 
| 
| 
esi 
nS 
fil 
miea ar hit ees 
Fs 
Gaal 
f}—— 
determined from records for 1856 to 1929. 
ass 
CCECCCEP sere 
CU errr 
" eet 
Fisure 21.—Precipitation percentages at Peoria, Ill., predicted (dotted curve) and observed (full curve). 
