1817.] Experiments on the Strength of Wood. 281 
Weight. | Curvature, | Difference. No. 7. Weight.| Curvature. | Difference. No. 8. 
14 1b] 0° 15/| O° 15! d 14 1b] Qo 18’| 0° 18! 3 
28 0 33} 0 18 ER 28 0 36} O 18 is 
42 0 58| O 25 s 42 0 54| 0 18 = 
56 | 1 18] 0 90 = 56 | 1 12] 0 18 5 
70 1 39! 0 21 == 70 1 30] 0 18 & 
84 | 2 Ol] 0 2 om s4 | 1 49} 0 19 e 
98 2 24| 0 23 & 98 2 09} 0 201 a 
112 2 48] 0 2 & 112 2 30| 0 2l = 
126 8 22] 0, 34 3 126 2 54] O 24 % 
140 8 571. 0. 35 s 140 3 24] 0 30 = 
154 4 50] 0 53 bp 154 4 00} 0 36 rs 
161 5 30] 0 40 3 161 4 18| 0 18 3 
165 5 54] 0 24 168 4 48; 0 30 
175 ip, ip 18 g 172 5 06; O 18 : 
= 174 5 18 0 12 =} 
1019 Mean 2 177 5 36| 0 18 3 
& 179 5 48 1°.0 12 = 
3 18] 5 53| 0 05 3 
e 184 6°15") 0 @& Fs 
3 a 
FS 122°] Mean Fa} 
Weight.|Curvature. | Difference. No, 9. Weight.| Curvature. | Difference. No, 10. 
14%] 0° 15/| O° 15! 141b} O° 12’| O° 19! 8 
28 0 30] O 15 28 0 27] 0 15 = 
42 0 45] 0 15 A2 0 42{/.0 15 al 
56 es a Wi 56 0 57] O 15 Z 
10 1 18.) Gd 16 70 1 12k O, 15 5 
84 Tl. 45,l- 6, 17 F 84 1 28] 0 16 bs 
98 | 1 54| 0 19 3 98 | 1 46] Oo 18 Si 
112 2 Iie} g@ 18 2 112 2 03| 0 17 = 
126 2 30} O 18 e 126 2 18] 0 15 B 
140 2 54] O 24 3 140 2 48] 0 30 a 
154 8 241 0 30 © 154 Ss a7 |) 0 19 " 
168 3 52] 0 28 = 168 3 24| 0 @ El 
172 4 44] 0 §2 Pt 172 4 12] 0 38 5 
179 5 06] 0 22 186 5 00} O 48 = 
186 5 36] 0 30 193 5 21 0 25 pe 
190 6 06] 0 30 ire 
192 | 6 30] 0 24 109-6 Mean aa 
o- 
118°3 Mean ma 
lll ll oS 
