FIELD MUSEUM OF NATURAL HISTORY. 
35 
34 
33 
32 
31 
30 
29 
28 
27 
26 
25 
24 
23 
22 
21 
20 
19 
18 
17 
16 
15 
14 
13 
12 
11 
10 
r—) 
—'= wa wm an @ 
12 
1 
> 
< 
pee serOnes 2 8.2.9. 1001 Mi2 Al e234 59 6) 7-78) 50 
A. M. 
CURVE OF METEORITE FALLS BY HOURS. 
Pp: 
M. 
10 11 
GEOLOGY, VOL. Ill; PEATE EX: 
12 
