and Strength of Materials. 263 
Pine, one inch deep, half inch broad, and tavo 
feet three inches between the props. 
a Dewees inch! Returned to. anon at Varatines, 
Pounds. S033 ws Se 
5 08 0 8 0 
10 A7 01 17 0 
15 25 04 26 em | 
20 35 07 35 0 
25 A5 09 44 hil 
30 5A Al 58 41 
35 63 14 62 41 
40 73 16 71 42 
45 78 19 80 sod" 
50 86 20 89 a 
55 94 21 98 milha 
60 1:02 24 107 85 
65 1.14 25 116 —2 
70 1.18 28 118 | 0 
75 1.28 30 128 fd 1G 
80 1.38 31 138 | 2 0 
85 1.46 32 as}s|  —2 
90 1.58 36 158 | ° 0 
95 1.68 38 168 0 
100 1,80 42 178 42 
105 | 3 2.10 58 
110° 2.20 64 
115 | Do. 2.50 90 
120 — |perhaps3.80 1.65 Crippled in two places, 
