1817.] Experiments on the Strength of Wood. 285 
Sir Experiments on Timber spliced three different Ways. Length 
Jive Feet, and two Inches square, Splice 12 Inches long, and 13 
Inches from the End. 
Weight. |Curvature. |nifference, No. 1. Weight.|Curvature, |Difference. No. 2. 
14 1b} O08 15'} O° 15! < 14b | O° 14/| O° 14 Ss. 
28 O 365) @ 21 E 28 0 34); O 20 fa o 
AQ 1 00; 0 24 a A2 O 54) 0, 30 t= 
56 1 24} O 24 ae 56 I Gry, 0, 22 mo ® 
70 1 50; 0 26 = Se 70 1 40] O 24 as 
84 2) ah 0 31 4 3 84 2 08 | O 28 at 
98 3 UO; @ 39 =, 98 2 36| 0 28 ae 
105 S 20h) @ 20 “Z 105 2° 52.) O 16 4 
112 | 4 00) 0 40 Zé 109 | 0 00] O 00 CES 
—— “ce i 
67°7 Mean be 67°3 Mean <7 
Weight. Curvature. Difference. No. 3. Weight. |Curvature. | Difference, No. 4. 
14 ib} 0° 24'| 0° 24) Bes 14 1b} 0° 18} O° 18) Be 
28 0 49/ 0 #5] a7 2; 28 0 48} 0 30] E> 
42 1 R4) 0 35 c ee AQ 1 16] O 98 ate 
56 Bie OS lO SO Ba AR, 56 2 00) O 44} Bs 
63 2 25-|. 0) 22 Ey 2 Fe 5 70 oe OO Te 00 bi a 
74 eee On eee cg es 17 3 30; 0 30 == 
77 3 LIQ erOn ee a 84 A 12) 0 42 a's 
84 {| 3 48) 0 36) w8ES 91} 5 00}.0--48 | oo 
91 4 33} 0 45 = B28 98 5 24) O 2 62 
95 5 00:; 8 BT 5 a 6 2+ 
97 | 5 15] 0 15] # ae 62°2 Mean ad, . 
1 9 A 7208 3 
i | 6 18] 0 39| Sees ges 
£ges aah 
70°9 Mean e a 
— Sa ae a re $a ee es a 
Weight./ Curvature. | Difference. No, 5. Weight.| Curvature. | Difference. No. 6. 
14} 0° 20!) OP Wit taws 14 0° 20'| 0° 20'| Sg 
eo a) S 
28 0 48 | O 28 ae gee 28 0 54] O 84 r & 
42 Lael 8 3Ciss om, 42 1 386") 0 a2 a. 
56 1 40; O 22 weascs 56 2 18; O 42) wa 
10 2 42/ 9 leo, u.,, 70 3) 72-) GO Be |eae 
Ms 9) 0 leg ea= a] 84 | 4 80) 1 18] =; 
—— Spal 8 | 5 28] 0 58) Se8 
49 Mean eZSS35|) 9 | 0 00] 0 0} ezs 
Seesae ge 
eas 59 Mean Fa) 
