Part II.] 
Troup : Fissihility of some Indian Woods. 
89 
DIX. 
Woods arranged in order of Fissibilify. 
TING FORCES. 
I General avekaoe. 
Wood . I radial and tangen- 
tial. 
al. 
Tangential. 
Green 
wood. 
Dry wood. 
Remarks. 
(Note. — Bad. refers to 
the radial and Tan. 
the tangential fissure.) 
Average of 
columns 13, 14, 
15 and 16. 
1 
1 
1 
I 
Average of ' 
columns 19, 20, 
21 and 22. 
1 
13 
0 
c3 
00 
rn 
samples, 
imns 17 
of same 
ige of 
4. 
For separate 
samples. 
For all simple s 
of same species. 
1 
2 
1 
3 1 
i 
4 
For seoarate 
samples. 
For all samples 
of same species. 
B 
a 
'o 
o 
«4-l 
o 
a> 
b£i 
« 
u 
^(^i 
For separate 
Average of coli 
and 23. 
For all samples 
species. Avers 
columns 18 and 2 
■ 
17 
18 
19 
20 
21 
22 
23 
24 
25 
26 
27 
28 
1-33 
1 
1 
i 
1 
... 
1 
117 
Rad. — Grain straight: 
surface smooth, with 
slight longitndfnal 
fur rowing. Tan. — 
Smooth and shiny, 
with numerous small 
longitudinal indenta- 
tions : tends to follow 
the cnrve of the annual 
cylinders. ^Vide Plate 
II, Nos. 63 and 64.] 
1-67 
1 
1 
1 
1 
1-33 
... 
1-33 
j 
Rad. — Straight and 
clean: medullary rays 
very conspicuous. 
Tan. — Straight and 
clean. [Vide Plate 
II, Nos. 65 and 66.] 
1 
1 f 
1 1 
2 
2 
2 
2 
r 
1 
1-5 1 
1 
1 
1*33 
1 1 
1 1 
J L 
2 
2 
1 
1 
1 
2 
2 
1 
1-67 !- 
1 
2J 
1 
l-89-i 
1 
L 
... 
1-33 ^ 
1-67J 
1 
1-5 
Rad. — Grain straight: 
surface varying from 
fairly smooth to con- 
spicuously furrowed, 
longitudinally along 
lines corresponding 
with the annual rings. 
T a n.— Very smooth. 
[Vide Plate II, Nos. 
61 and 62.] 
