172 
IOWA ACADEMY OF SCIENCE 
TABLE 1. 
Cell No. I. 
Prepared November 
24, 1914. 
25° 
E 
Dev. 
E 
Dev. 
E 
Dev. 
.34677 
—4 
.34674 
—7 
.34680 
—1 
.34674 
—7 
.34674 
—7 
.34679 
—2 
.34679 
—2 
.34679 
—2 
.34679 
—2 
TABLE II. 
Cell No. II. 
Prepared 
January 
9, 1915. 
E 
Dev. 
E 
Dev. 
E 
Dev. 
.34687 
+ 6 
.34688 
+ 7 
.34670 
—11 
-.34687 
+ 6 
.34688 
+ 7 
.34670 
—11 
.34688 
+ 7 
.34670 
—11 
.34670 
—11 
V 
TABLE III. 
Cell No. III. Prepared March 
24, 1915. 
E 
Dev. 
E 
Dev. 
E 
Dev. 
.34687 
+ 6 
.34680 
—1 
.34680 
—1 
.34686 
+ 5 
.34680 
—1 
.34680 
—1 
.34686 
+ 5 
.34680 
—1 
.34680 
—1 
.34686 
+ 5 
.34680 
—1 
.34680 
—1 
TABLE 
IV. 
Cell No. IV. 
Prepared Pebrijary 12, 1915. 
E 
Dev. 
E 
Dev. 
E 
Dev. 
.34673 
—8 
.34673 
—8 
.34688 
+7 
.34686 
+5 
.34686 
+ 5 
.34680 
—1 
.34681 
0 
.34680 
—1 
.34685 
+4 
.34677 
—4 
.34681 
0 
.34680 
—1 
.34678 
—3 
.34679 
—2 ■ 
.34683 
+2 
.34682 
+2 
.34681 
0 
.34681 
0 
.34685 
+ 4 
.34685 
+ 4 
.34686 
+5 
.34684 
+3 
.34685 
+4 
.34679 
—2 
.34679 
—2 
.34679 
—2 
.34679 
—2 
.34680 
—1 
.34680 
—1 
.34680 
—1 
TABLE 
V. 
Cell No. V. 
Prepared February 
12, 1915. 
E 
Dev. 
E 
Dev. 
E 
Dev. 
.34672 
—9 
.34673 
—8 
.34674 
—7 
.34681 
0 
.34679 
—2 
.34681 
0 
.34686 
+ 5 
.34686 
+5 
.34685 
+ 4 
.34680 
—1 
.34680 
—1 
.34680 
—1 
.34679 
—2 
.34678 
—3 
.34679 
—2 
,34679 
—2 
.34683 
+2 
.34680 
—1 
.34684 
+3 
.34684 
+ 3 
.34683 
+2 
.34682 
+ 1 
.34682 
+ 1 
.34680 
—1 
.•34682 
+1 
.34682 
+ 1 
.34677 
—4 
