eee 
a 
and Strength of Materials. 269 
Second Expt.—Increment of the outer fibre......... .210 
Do. when side reversed, as above .210 
Mean increment......... .210 
Decrement of inner fibre..........+ 235 
After the experiments there was a deflec- 
tion in the pieces of about 4 inch. 
Danizic Fir, two slips, each nine feet long, 
and one inch deep. 
Inch. 
230 
Do. of the other side ...,.,.eeee0; » 235 
First Slip.—Increment of outer fibre, mean of two 
expermments, 25352. 0 Ase 
Mean extension......... .2325 
—-_-__-_— 
Decrement of the inner fibre........ .250 
Second Slip.—Increment of one side......sseeeeee0e0. .235 
Do. of the other,.,.......2ss00000 «220 
eee 
Mean increment.......06. .2275 
Decrement of one side..........0000. .245 
wing! U1 of the other......,...ss008 .255 
Mean decrement......... .250 
—— 
Depth of set after these experiments about 
+ inch. . . 
