AT-R T TATE OX THE MECHANICAL PEOPEETIES 
W. EAIRBAIE?^ AAD ME. i. iAi-b 
Green Glass. 
Experiment 8. 
Globe k. Diameters 4-95 and 5-0 inches. 
In parts of an incli. 
0'022 LAXinimnm =0‘022 inch. 
Thicknesses measured < . . r > Mimmui 
0-029 
0-024 
0-026 
0-022 
0-025 
0-023 
0-024 
L 0-0225 
Bursting pressure =90 lbs. per square inch. 
Experiment 9. 
Globe 1. Diameters 4-95 and 5-0 inches. 
In parts of an inch. 
' 0-024 " 
0-023 
0-022 
0-0196 
0-023 
0-022 
0-020 
L 0-020 
Burst with 85 lbs. per stiuare inch. 
Experiment 10. 
Globe m. Diametei-s 4-0 and 4-05 inches. 
In parts of an inch. 
r 0-020 1 
0-0205 ' 
0-0202 
0-021 
0-018 
0-020 
0-023 
Thicknesses measured 
>. Minimum =0-020 inch. 
, 0-018 vx/rinimum =0-018 inch 
Thicknesses measured < _ 
0-0205 
^ 0-0215 
L 0-020 J 
Bursting pressure =84 lbs. per squau inch. 
