118 
TIMBEE 
TESTS OF AMERICAN TIMBER 
Carried out by the United States Department of Agriculture. 
Results of Tests in Compeession endwise. 
(Pounds per square incli.) 
Species. 
Number 
of 
Tests. 
Iligliost 
Single 
Test. 
Lowest 
Single 
Test. 
Average 
Highest. 
10 per 
cent, of 
Tests. 
Average 
Lowest. 
10 per 
cent, of 
Tests. 
Average 
of all 
Tests. 
Propor- 
tion of 
Tests 
within 
10 per 
cent, of 
Average. 
Reduced to 15 per 
cent, moisture. 
Longleaf Pine . 
Cuban Pine 
Shortleaf Pine . 
liObloUy Pine 
Reduced to 12 per 
cent, moisture. 
White Pine . 
Red Pine . 
Spruce Pine 
15ald Cypress 
White Cedar 
Douglas Spruce 
(Oregon) 
White Oak . 
Overpup Oak 
Post Oak . 
Cow Oak . 
Red Oak . 
Texan Oak . 
Yellow Oak 
Water Oak . 
Willow Oak 
Spanish Oak 
Sliagbark Hif 
Mockernut Hickory 
AVatei' Hickory . 
Bitternut HicUory 
Nutmeg IJicUory 
Pecan Hickory 
Pignut Hickory 
White Elm . 
Cedar Elm . 
White Ash . 
Green Ash . 
Sweet Gum (Satin 
Walnut) . 
1,230 
410 
330 
000 
130 
100 
ITO 
055 
87 
41 
218 
216 
49 
256 
57 
117 
40 
31 
153 
251 
187 
11,900 
10,000 
8,500 
11,200 
8.500 
8,200 
10,000 
9,900 
6,200 
8,900 
12,500 
9,100 
8,200 
11,500 
9,700 
11,300 
8,600 
9,200 
11 ,000 
10,600 
13,700 
12 200 
10,000 
11,500 
12,300 
10,500 
13,000 
8,800 
10,600 
9,600 
9,800 
8,900 
3,400 
2,800 
4,500 
.S,900 
3,200 
4,300 
4,400 
2,900 
3,200 
4,100 
5,100 
3,700 
5,900 
4,600 
5,400 
5,800 
5,500 
6,200 
4,200 
3,700 
5,800 
6,200 
6,700 
7,300 
6,400 
5,800 
8,700 
4,900 
6,200 
5,000 
6,600 
4,600 
8,000 
9,500 
7,600 
8,700 
6,800 
8,100 
8,800 
8, .500 
6,000 
8,100 
11 .300 
8,600 
8,100 
9,800 
9,200 
9,800 
8,300 
9,000 
8,700 
9,500 
10,900 
11,600 
9,600 
11,200 
11,000 
10,400 
12,700 
8,800 
10,100 
8,700 
9,800 
8,.500 
5,700 
6,500 
4,800 
5,400 
4,000 
4,900 
5,600 
4,200 
4,400 
4,200 
0,300 
6,000 
0,000 
5,600 
5,500 
6,900 
5,800 
6,300 
5,500 
5,100 
7,500 
8,000 
'*7,000 
7,800 
7,100 
7,300 
8,900 
5,000 
6,500 
5,700 
6,600 
5,600 
6,900 
7,900 
5,900 
0,500 
5,400 
0,700 
7,300 
0,000 
5,200 
5,700 
8,500 
7,300 
7,100 
7,400 
7,200 
8,100 
7,300 
7,800 
7,200 
7,700 
9,500 
10,100 
8,400 
9,600 
8,800 
9,100 
10,900 
6,.500 
8,000 
7,200 
8,000 
7,100 
1 Actual tests on "dry" material not reduced for moisture. 
