Research Bulletin No. 5 
Clay 
Per cent 
10.5 
11.9 
13.3 
CO rH O 
1> OS O 
CO CO »o 
d o6 d 
CO io p 
CO I> 00 
"5CO0C 
CO CM CO 
d rH co 
i—i i— i 
CM 00 rH 
d d cd 
lO 00 lO 
d ^ 
rH rH 
Per cent 
36.1 
36.1 
34.0 
p lO TjH 
CO CO CO 
t-H CO CO 
d O CM 
CO Tt< "CM 
(NOW 
co oi d 
^ CO 
00 00 
00 rH p 
»d d 
CO CO CO 
p H^ CO 
cd d id 
CO CO 
^ rH CM 
00 d rH* 
CO CO CO 
Very fine 
sand 
Per cent 
52.5 
50.8 
43.2 
P TjH <M 
00 id 00 
to IO 
51.0 
37.8 
42.9 
00 l> l> 
13 — 32 
43.1 
43.4 
40.7 
»o CO o 
CO CM 
00 CO o 
CM cod 
oo id d 
CO TfH Tji 
Fine 
sand 
Per cent 
1.5 
1.4 
9.2 
co co 
T)H <M rH 
rH CO CO 
cm cm co" 
00 O CM 
id id 06 
p O rj^ 
CO d rj? 
rH CO p 
d oo id 
CO d rJH 
14.1 
6.6 
4.0 
Medium 
sand 
Per cent 
Tr. 
.0 
.1 
*-r« 
H 
CM rH O 
CO CO rH 
CM rH rH 
CM CM rH 
Coarse 
Sand 
Per cent 
.1 
.0 
.1 
CO CM O 
COhh 

CMrH ^ 
H 
CM rH rH 
HH HH rH 
Fine 
gravel 
K 
< 
OOO 
OOO 
OOO 
OOO 
OOO 
OOO 
OOO 
Organic 
matter 
Per cent 
2.1 
1.0 
.8 
t^COCM 
MOO 
T*H io CO 
CM 
lOXN 
O O 00 
O 00 CM 
Depth of 
sample 
rH CM CO 
t-H (M CO 
tH CM CO 
i— 1 CM CO 
rH CM CO 
rH CM CO 
