xo% 
FIG. I. 
PLAN 
FIG, 2. 
^ FIG. 3. ® 
A.B.-IO MINUTES. 
PORTION OF TRACES OBTAINED,- 6 PM. TO 10 RM. NOV 2^":^ 
BY 
EXPERIMENTAL ANEMOGRAPH, 
LA\/AfiS LITH\ BHiSrOL 
