96 
Ohio Biological Survey 
TABLE III. 
No. of SPECIES 
White Pine 
1 
i 
t* Arbor Vitae 
w Red Cedar 
Hemlock 
O' Norway Pine 
0 ) 
c 
s 
>» 
CA 
6 
Pitch Pine 
O 
rt 
C3 
e 
rt 
H 
8 
Air-Dried ... 
1.08 
1.09 
1.09 
1.11 
1.09 
1.08 
1.08 
1.08 
Kiln-Dried .. 
In water 1 
1.00 
1.00 
1.00 
1.00 
1.00 
1.00 
1.00 
1.00 
day (24 hrs.) . 
1.35 
1.34 
1.20 
1.33 
1.25 
1.48 
1.31 
1.29 
2 days . 
1.47 
1.40 
1.26 
1.44 
1.37 
1.54 
1.49 
1.36 
3 days . 
1.54 
1.46 
1.32 
1.49 
1.44 
1.56 
1.52 
1.42 
4 days . 
1.62 
1.49 
1.37 
1.54 
1.49 
1.59 
1.55 
1.47 
5 days . 
1.65 
1.54 
1.40 
1.58 
1.53 
1.60 
1.55 
1.50 
7 days . 
1.76 
1.58 
1.43 
1.64 
1.53 
1.63 
1.55 
1.51 
9 days . 
1.79 
1.64 
1.47 
1.68 
1.54 
1.66 
1.60 
1.57 
11 days . 
'1.84 
1.68 
1.49 
1.73 
1.58 
1.67 
1.62 
1.59 
14 days . 
1.87 
1.73 
1.50 
1.76 
1.60 
1.68 
1.62 
1.61 
17^ days . .. 
1.92 
1.74 
1.52 
1.76 
1.64 
1.69 
1.63 
1.61 
days ... 
1.98 
1.81 
1.55 
1.80 
1.65 
1.70 
1.66 
1.61 
30 days . 
2.07 
1.89 
1.68 
1.86 
1.68 
1.75 
1.68 
1.66 
TABLE IV. 
NUMBER AND 
COMMON NAME 
Weight per cu. 
ft. air dried, 
lbs. 
Weight per cu. 
ft. kiln-dried, 
lbs. 
Loss in weight 
per cu. ft., lbs. 
Per cent, of 
weight lost in 
kiln dried 
1 
j 
Weight per cu. 
ft. after 30-day 
soaking, lbs. 
Inc’se in weig’t 
by 30 days soak¬ 
ing, lbs. 
Per cent, gain 
in 30 days 
soaking 
Per cent, loss 
in 24 hours 
drying 
Per ct. shrink¬ 
age in width jn 
drying 
1. 
White Pine 
23 
21 
2 
8.7 
43/ 
22/ 
107 
7.2 
0.5 
2. 
Arbor-Vitae 
25!4 
23/3 
2 
9.2 
43/ 
20 
89 
8.5 
1. 
3. 
Red Cedar 
31/3 
3 
8.7 
50 
IS/ 
68 
7.7 
1.5 
4 . 
Hemlock 
27^3 
24/3 
D 
O 
10.8 
45^ 
21 
86 
10.8 
1.6 
5. 
Norway or 
Red Pine 
35 
31 / 
3/3 
9.5 
5314 
21/ 
68 
8.5 
1.3 
6. 
Jersey Pine 
43 !^ 
38^3 
3/ 
8.6 
67 
28/ 
75 
7.8 
1.24 
7. 
Pitch Pine 
38 
36 
0 
7.9 
58/ 
22/3 
68 
7.9 
1.12 
8. 
Tamarack 
36Jd 
2 
7.8 
56^ 
20y3 
66 
4.3 
1.8 
KINDS AND QUANTITY OF WOODS USED IN OHIO. 
There are more than one hundred kinds of woods used in Ohio 
in some way and in some quantity. Sixty of these woods are promi¬ 
nent in the lumber trade. About one-tenth of the number grow in 
foreign countries and another tenth comes from the Pacific Coast 
States. The states of the South furnish the larger quantity of our im¬ 
ported wood. The wood working factories of Ohio use each year more 
